APA (7th ed.) Citation

Roberts, A. D., & Varberg, D. E. (1973). Convex functions. Acad.Pr.

Chicago Style (17th ed.) Citation

Roberts, Arthur D., and Dale E. Varberg. Convex Functions. New York: Acad.Pr, 1973.

MLA (9th ed.) Citation

Roberts, Arthur D., and Dale E. Varberg. Convex Functions. Acad.Pr, 1973.