APA (7th ed.) Citation

Khan & Syed Athar Husain. (1998). The pious caliphs. Islamic Book Trust.

Chicago Style (17th ed.) Citation

Khan and Syed Athar Husain. The Pious Caliphs. Kuala Lumpur: Islamic Book Trust, 1998.

MLA (8th ed.) Citation

Khan and Syed Athar Husain. The Pious Caliphs. Islamic Book Trust, 1998.

Warning: These citations may not always be 100% accurate.