Cita APA (7th ed.)

(1986). ALA world encyclopedia of library and information services (2nd ed.). American Library Association.

Cita Chicago (17th ed.)

ALA World Encyclopedia of Library and Information Services. 2nd ed. Chicago: American Library Association, 1986.

Cita MLA (9th ed.)

ALA World Encyclopedia of Library and Information Services. 2nd ed. American Library Association, 1986.