APA (7e ed.) Bronvermelding

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.

Chicago (17e ed.) Bronvermelding

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.

MLA (8e ed.) Bronvermelding

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.