Cita APA (7a ed.)
Ulrich, C. F., & Muszi, A. F. (1947). Ulrich's Periodicals Directory: A classified guide to a select list of current periodicals, foreign and domestic. Bowker.
Cita Chicago Style (17a ed.)
Ulrich, Carolyn Farquhar, y Adrienne Florence Muszi. Ulrich's Periodicals Directory: A Classified Guide to a Select List of Current Periodicals, Foreign and Domestic. New York: Bowker, 1947.
Cita MLA (9a ed.)
Ulrich, Carolyn Farquhar, y Adrienne Florence Muszi. Ulrich's Periodicals Directory: A Classified Guide to a Select List of Current Periodicals, Foreign and Domestic. Bowker, 1947.
Precaución: Estas citas no son 100% exactas.