Tarek Mahfouz. (2013). Arabic Calligraphy: Nasta'liq Script, Lulu.com, no. 8.
                                                                                                                                                                                                                                 Ja'far Mustafa. (2010). Arabic Calligraphy Naskh Script for Beginners /anglais. 
Roli Books. pp.21
                                                                                                                Ghani Alani. (2016). An Introduction to Arabic Calligraphy. Schiffer Publishing, The Limited. p.30
                                                                                                                Omar N Uddin. (2016). Arabic Calligraphy Mastery Series – THULUTH. CreateSpace. P 103
                                                                                                                Tenta, Sabine (August 2009). "The Audible Gate to the World: The West German Audio Book Library for the Blind". Goethe-Institut. Translated by Uhlaner, Jonathan.
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                https://brewminate.com/islamic-calligraphy-in-medieval-manuscripts/
                                                                                                                Journal or special paper from the internet:
                                                                                                                Abdel Hamid, N. H., Mebed, Y. A., & Moheb El-Din, R. S. (2020). Arabic Calligraphy between Function, Beauty and Contemporary Trends in Furniture Design. Journal of Arts & Applied Sciences (JAAS), 7(1), 87-100. doi: 10.21608/maut.2020.103645
                                                                                                                                                                                                                                Lina m. Kattan . 2020. Sustaining cultural identity through arabic calligraphy: a critical reading of nasser al-salem’s artworks. University of jeddah, saudi arabia. Islamic heritage architecture and art iii 211
                                                                                                                Alotaibi, Noura. (2021). The intercorrelation between Arabic calligraphy and graphic design in Saudi Arabia: an analytical study of the current status of Arabic calligraphy and the impact of graphic design and Saudi’s policy on its role as a traditional craft. PhD thesis, Middlesex University. ResearchGate [Thesis] PhD Advisor: Dr. Vlad Morariu, Dr. Neelam Raina