Cita APA (7th ed.)

Afzal, M., & Hussain, M. (1974). The population of Pakistan. Pakistan Institute of Development Economics Islamabad.

Cita Chicago (17th ed.)

Afzal, Mohammad, i Mazhar Hussain. The Population of Pakistan. Rawalpindi: Pakistan Institute of Development Economics Islamabad, 1974.

Cita MLA (9th ed.)

Afzal, Mohammad, i Mazhar Hussain. The Population of Pakistan. Pakistan Institute of Development Economics Islamabad, 1974.