Παραπομπή APA

Gill, R. . T. (1976). Economic development ; past and present/3rd ed. Prentice hall of India.

Παραπομπή Chicago Style

Gill, Richard T. Economic Development ; Past and Present/3rd Ed. New Delhi: Prentice hall of India, 1976.

Παραπομπή MLA

Gill, Richard T. Economic Development ; Past and Present/3rd Ed. Prentice hall of India, 1976.