APA (7th ed.) Citation

COLLIER'S ENCYCLOPEDIA, HALSEY, W. D. [., & JHONSTON, B. [. (1989). Collier's encyclopedia vol.11. Macmillan Educational.

Chicago Style (17th ed.) Citation

COLLIER'S ENCYCLOPEDIA, William D. [edt.] HALSEY, and Bernard [edt.] JHONSTON. Collier's Encyclopedia Vol.11. New York: Macmillan Educational, 1989.

MLA (9th ed.) Citation

COLLIER'S ENCYCLOPEDIA, et al. Collier's Encyclopedia Vol.11. Macmillan Educational, 1989.