Cita APA (7a ed.)

(1991). The standard periodical directory (14th ed. 1991.). Oxbridge Communications.

Cita Chicago Style (17a ed.)

The Standard Periodical Directory. 14th ed. 1991. New York: Oxbridge Communications, 1991.

Cita MLA (9a ed.)

The Standard Periodical Directory. 14th ed. 1991. Oxbridge Communications, 1991.