APA-referens (7:e uppl.)

Henrikson, A. (1983). Through the Ages (NA.). Orbis Publishing Limited.

Chicago-referens (17:e uppl.)

Henrikson, Alf. Through the Ages. NA. Great Britain: Orbis Publishing Limited, 1983.

MLA-referens (9:e uppl.)

Henrikson, Alf. Through the Ages. NA. Orbis Publishing Limited, 1983.