Παραπομπή σε μορφή APA (7η εκδ.)

USAID. (2001). Essential health sector actions to improve maternal nutrition in Africa. The Linkages project.

Παραπομπή σε μορφή Chicago (17η εκδ.)

USAID. Essential Health Sector Actions to Improve Maternal Nutrition in Africa. Washington, DC: The Linkages project, 2001.

Παραπομπή σε μορφή MLA (8th εκδ.)

USAID. Essential Health Sector Actions to Improve Maternal Nutrition in Africa. The Linkages project, 2001.