Cita APA (7th ed.)

Halsey, W. D., & Friedman, E. (1982). Collier´s Encyclopedia: With Bibliography and Index. Macmillan.

Cita Chicago (17th ed.)

Halsey, William D., i Emanuel Friedman. Collier´s Encyclopedia: With Bibliography and Index. New York: Macmillan, 1982.

Cita MLA (9th ed.)

Halsey, William D., i Emanuel Friedman. Collier´s Encyclopedia: With Bibliography and Index. Macmillan, 1982.