APA-referens (7:e uppl.)

Ashcroft, T. An outline of modern imperialism: Largely revised, and in part re-written by an editorial comittee. The Plebs League.

Chicago-referens (17:e uppl.)

Ashcroft, Thomas. An Outline of Modern Imperialism: Largely Revised, and in Part Re-written by an Editorial Comittee. London: The Plebs League.

MLA-referens (8:e uppl.)

Ashcroft, Thomas. An Outline of Modern Imperialism: Largely Revised, and in Part Re-written by an Editorial Comittee. The Plebs League.