1988. Ulrich's international periodicals directory 1988-1989. Irregular serials a. annuals. Vol. 1. Subjects A-G. 27th ed. New York: Bowker.
Citace podle APA (7th ed.)(1988). Ulrich's international periodicals directory 1988-1989. Irregular serials a. annuals. Vol. 1. Subjects A-G (27th ed.). Bowker.
Citace podle Chicago (17th ed.)Ulrich's International Periodicals Directory 1988-1989. Irregular Serials a. Annuals. Vol. 1. Subjects A-G. 27th ed. New York: Bowker, 1988.
Citace podle MLA (9th ed.)Ulrich's International Periodicals Directory 1988-1989. Irregular Serials a. Annuals. Vol. 1. Subjects A-G. 27th ed. Bowker, 1988.
Upozornění: Tyto citace jsou generovány automaticky. Nemusí být zcela správně podle citačních pravidel..
