Citazione Stile APA (7a Edizione)

Sheehy, E. P., Keckeissen, R. G., & McIlvaine, E. (1976). Guide to reference books (9th ed.). American Library Association.

Citazione stile Chigago Style (17a edizione)

Sheehy, Eugene P., Rita G. Keckeissen, e Eileen McIlvaine. Guide to Reference Books. 9th ed. Chicago: American Library Association, 1976.

Citatione MLA (9a ed.)

Sheehy, Eugene P., et al. Guide to Reference Books. 9th ed. American Library Association, 1976.