APA (7th ed.) Citation

Halsey, W. D., & Johnston, B. (1989). Collier's encyclopedia. 1: With bibliography and index. Macmillan educational company.

Chicago Style (17th ed.) Citation

Halsey, William D., and Bernard Johnston. Collier's Encyclopedia. 1: With Bibliography and Index. New York: Macmillan educational company, 1989.

MLA (9th ed.) Citation

Halsey, William D., and Bernard Johnston. Collier's Encyclopedia. 1: With Bibliography and Index. Macmillan educational company, 1989.