Gaya APA

Rohinsky, M, E, M. (1973). Ulrich's international periodicals directory: a classified guide to current periodicals, foreign and domestic (fifteenth edition 1973 - 1974). New York: R. R. Bowker Company.

Gaya MLA

Rohinsky, Managing, Editor:, Merle. "Ulrich's international periodicals directory: a classified guide to current periodicals, foreign and domestic". fifteenth edition 1973 - 1974 New York: R. R. Bowker Company, 1973. Text.