APA (7th ed.) Citation

Phelps, R. R. (1993). Convex functions, monotone operators, and differentiability (2nd ed.). Springer-Verlag.

Chicago Style (17th ed.) Citation

Phelps, Robert R. Convex Functions, Monotone Operators, and Differentiability. 2nd ed. Berlin ; New York: Springer-Verlag, 1993.

MLA (9th ed.) Citation

Phelps, Robert R. Convex Functions, Monotone Operators, and Differentiability. 2nd ed. Springer-Verlag, 1993.