Παραπομπή σε μορφή APA (7η εκδ.)

Barbera, H. (1973). Rich nations and poor in peace and war: Continuity and change in the development hierarchy of seventy nations from 1913 through 1952. Lexington Books.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Barbera, Henry. Rich Nations and Poor in Peace and War: Continuity and Change in the Development Hierarchy of Seventy Nations from 1913 Through 1952. Lexington, Mass.: Lexington Books, 1973.

Παραπομπή σε μορφή MLA (8th εκδ.)

Barbera, Henry. Rich Nations and Poor in Peace and War: Continuity and Change in the Development Hierarchy of Seventy Nations from 1913 Through 1952. Lexington Books, 1973.