APA-referens (7:e uppl.)

THORPE EDGAR. (1996). WHEELERS CONCISE GENERAL KNOWLEDGE DIGEST (3RD.). A H WHEELER & CO.

Chicago-referens (17:e uppl.)

THORPE EDGAR. WHEELERS CONCISE GENERAL KNOWLEDGE DIGEST. 3RD. NEW DELHI: A H WHEELER & CO, 1996.

MLA-referens (9:e uppl.)

THORPE EDGAR. WHEELERS CONCISE GENERAL KNOWLEDGE DIGEST. 3RD. A H WHEELER & CO, 1996.