Παραπομπή APA

Atkins, T. V. (1974). Cross reference index: A subject handling guide. Bowker.

Παραπομπή Chicago Style

Atkins, Thomas V. Cross Reference Index: A Subject Handling Guide. New York: Bowker, 1974.

Παραπομπή MLA

Atkins, Thomas V. Cross Reference Index: A Subject Handling Guide. Bowker, 1974.