Citazione Stile APA (7a Edizione)

Berg, A. (1973). The nutrition factor: Its role in national development. Brookings Institution.

Citazione stile Chigago Style (17a edizione)

Berg, Alan. The Nutrition Factor: Its Role in National Development. Washington, D.C: Brookings Institution, 1973.

Citatione MLA (9a ed.)

Berg, Alan. The Nutrition Factor: Its Role in National Development. Brookings Institution, 1973.