Παραπομπή APA

A N Agarwala & S P Singh. (1973). The Economics of under devolopment. London.

Παραπομπή Chicago Style

A N Agarwala και S P Singh. The Economics of Under Devolopment. London, 1973.

Παραπομπή MLA

A N Agarwala και S P Singh. The Economics of Under Devolopment. London, 1973.