Style de citation APA (7e éd.)

(1947). Ulrich's periodicals directory ; a classified guide to a selected list of current periodicals foreign and domestic (5th ed.). R.R. Bowker Company.

Style de citation Chicago (17e éd.)

Ulrich's Periodicals Directory ; a Classified Guide to a Selected List of Current Periodicals Foreign and Domestic. 5th ed. New York: R.R. Bowker Company, 1947.

Style de citation MLA (9e éd.)

Ulrich's Periodicals Directory ; a Classified Guide to a Selected List of Current Periodicals Foreign and Domestic. 5th ed. R.R. Bowker Company, 1947.