APA (7th ed.) Citation

Halsey, W. D., & John̈sťon̈, B. (1987). Collier's encyclopedia, with bibliography and index. Crowell-Collier Educational Corp.

Chicago Style (17th ed.) Citation

Halsey, Williaṃ Darrach, and Bern̈ard John̈sťon̈. Collier's Encyclopedia, with Bibliography and Index. New York: Crowell-Collier Educational Corp, 1987.

MLA (9th ed.) Citation

Halsey, Williaṃ Darrach, and Bern̈ard John̈sťon̈. Collier's Encyclopedia, with Bibliography and Index. Crowell-Collier Educational Corp, 1987.