APA Edition Citation

Bowker, R. R. C. (1988). Ulrich`s international periodicals directory 1988-89 (Ed.27.).

Chicago Edition Citation

Bowker, R R; Comp. Ulrich`s International Periodicals Directory 1988-89. Ed.27. New York, R R Bowker, 1988.

MLA Edition Citation

Bowker, R R; Comp. Ulrich`s International Periodicals Directory 1988-89. Ed.27. 1988.