APA-referens (7:e uppl.)

Piggott, S. (1959). Approach to archaeology. McGraw-Hill Book Company.

Chicago-referens (17:e uppl.)

Piggott, Stuart. Approach to Archaeology. New York: McGraw-Hill Book Company, 1959.

MLA-referens (9:e uppl.)

Piggott, Stuart. Approach to Archaeology. McGraw-Hill Book Company, 1959.