APA (7th ed.) Citation

Shibli Nu'mani, M.. (1943). Omar the Great (the second caliph of Islam). Sh. Muhammad Ashraf.

Chicago Style (17th ed.) Citation

Shibli Nu'mani, Muhammad. Omar the Great (the Second Caliph of Islam). Lahore: Sh. Muhammad Ashraf, 1943.

MLA (9th ed.) Citation

Shibli Nu'mani, Muhammad. Omar the Great (the Second Caliph of Islam). Sh. Muhammad Ashraf, 1943.

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