APA (7th ed.) Citation

Said, M. M. T., Umachandran, K., Ridzwan, Z., & Abd Rashid, A. (2019). Distance learning in the 20th and 21st centuries. AlNil Enterprise.

Chicago Style (17th ed.) Citation

Said, Mohamed Mohamed Tolba, Krishnan Umachandran, Zaharom Ridzwan, and Adnan Abd Rashid. Distance Learning in the 20th and 21st Centuries. AlNil Enterprise, 2019.

MLA (8th ed.) Citation

Said, Mohamed Mohamed Tolba, et al. Distance Learning in the 20th and 21st Centuries. AlNil Enterprise, 2019.