APA (7th ed.) Citation

GIBBONS, P., Weber, R., & Weber, R. (1978). Basic Math: Level VIII. Random House.

Chicago Style (17th ed.) Citation

GIBBONS, Philip, Rose Weber, and Ruth Weber. Basic Math: Level VIII. New York: Random House, 1978.

MLA (8th ed.) Citation

GIBBONS, Philip, et al. Basic Math: Level VIII. Random House, 1978.