Cita APA (7a ed.)

(1991). The Standard Periodical Directory: The Largest Authoritative Guide to United States and Canadian Periodicals Information on More than 75.000 Publications (14th. ed.). Oxbridge Communications.

Cita Chicago Style (17a ed.)

The Standard Periodical Directory: The Largest Authoritative Guide to United States and Canadian Periodicals Information on More than 75.000 Publications. 14th. ed. [New York]: Oxbridge Communications, 1991.

Cita MLA (8a ed.)

The Standard Periodical Directory: The Largest Authoritative Guide to United States and Canadian Periodicals Information on More than 75.000 Publications. 14th. ed. Oxbridge Communications, 1991.