Cita APA (7th ed.)

Baali, F. (1978). Heinrich Simon: Ibn Khaldun's science of human culture. Sh. Muhammad Ashraf.

Cita Chicago (17th ed.)

Baali, Fuad. Heinrich Simon: Ibn Khaldun's Science of Human Culture. Lahore: Sh. Muhammad Ashraf, 1978.

Cita MLA (9th ed.)

Baali, Fuad. Heinrich Simon: Ibn Khaldun's Science of Human Culture. Sh. Muhammad Ashraf, 1978.