APA (7th ed.) Citation

Ahmad, N. (1972). Muslim contribution to geography. Sh. Muhammad Ashraf.

Chicago Style (17th ed.) Citation

Ahmad, Nafis. Muslim Contribution to Geography. Lahore: Sh. Muhammad Ashraf, 1972.

MLA (9th ed.) Citation

Ahmad, Nafis. Muslim Contribution to Geography. Sh. Muhammad Ashraf, 1972.