Citazione Stile APA (7a Edizione)

(1932). Ulrich's Periodicals Directory: A classified guide to a selected list of current periodicals, foreign and domestic. R.R. Bowker Company.

Citazione stile Chigago Style (17a edizione)

Ulrich's Periodicals Directory: A Classified Guide to a Selected List of Current Periodicals, Foreign and Domestic. New York: R.R. Bowker Company, 1932.

Citatione MLA (9a ed.)

Ulrich's Periodicals Directory: A Classified Guide to a Selected List of Current Periodicals, Foreign and Domestic. R.R. Bowker Company, 1932.