APA (7e ed.) Bronvermelding

Healy, D. (1967). Modern imperialism: Changing styles in historical interpretation. Service Center for Teachers of History.

Chicago (17e ed.) Bronvermelding

Healy, David. Modern Imperialism: Changing Styles in Historical Interpretation. Washington, D.C: Service Center for Teachers of History, 1967.

MLA (8e ed.) Bronvermelding

Healy, David. Modern Imperialism: Changing Styles in Historical Interpretation. Service Center for Teachers of History, 1967.