Παραπομπή APA

Tolley,George S, & Zadrozny,Peter A. (1975). Trade, agriculture and development. Ballinger Publishing.

Παραπομπή Chicago Style

Tolley,George S, και Zadrozny,Peter A. Trade, Agriculture and Development. Cambridge: Ballinger Publishing, 1975.

Παραπομπή MLA

Tolley,George S, και Zadrozny,Peter A. Trade, Agriculture and Development. Ballinger Publishing, 1975.