APA aipamena

Demeny, P. G. (1981). The North-South income gap: A demographic perspective. Ajit Bhagat Memorial Trust.

Chicago Style aipamena

Demeny, Paul George. The North-South Income Gap: A Demographic Perspective. Ahmedabad: Ajit Bhagat Memorial Trust, 1981.

MLA aipamena

Demeny, Paul George. The North-South Income Gap: A Demographic Perspective. Ajit Bhagat Memorial Trust, 1981.