Citazione Stile APA (7a Edizione)

(1970). A Biographical directory of librarians in the United States and Canada (5th ed.). American Library Association.

Citazione stile Chigago Style (17a edizione)

A Biographical Directory of Librarians in the United States and Canada. 5th ed. Chicago: American Library Association, 1970.

Citatione MLA (9a ed.)

A Biographical Directory of Librarians in the United States and Canada. 5th ed. American Library Association, 1970.