Cita APA (7a ed.)

(1987). Gale directory of publications (1987, 119th ed.). Gale Research Company.

Cita Chicago Style (17a ed.)

Gale Directory of Publications. 1987, 119th ed. Detroit: Gale Research Company, 1987.

Cita MLA (9a ed.)

Gale Directory of Publications. 1987, 119th ed. Gale Research Company, 1987.