Παραπομπή APA

World Bank. (1990). World development report 1990. Oxford and IBH Publishing Company Pvt Ltd.

Παραπομπή Chicago Style

World Bank. World Development Report 1990. New Delhi: Oxford and IBH Publishing Company Pvt Ltd, 1990.

Παραπομπή MLA

World Bank. World Development Report 1990. Oxford and IBH Publishing Company Pvt Ltd, 1990.