APA aipamena

Jaques Cattell Press & Cattell, J. (1978). Directory of American scholars (7th ed.). Bowker.

Chicago Style aipamena

Jaques Cattell Press and Jaques Cattell. Directory of American Scholars. 7th ed. New York: Bowker, 1978.

MLA aipamena

Jaques Cattell Press and Jaques Cattell. Directory of American Scholars. 7th ed. Bowker, 1978.