Cita APA (7a ed.)

Beckenbach, E. F., & Bellman, R. (1961). An introduction to inequalities. Random House.

Cita Chicago Style (17a ed.)

Beckenbach, Edwin F., y Richard Bellman. An Introduction to Inequalities. New York: Random House, 1961.

Cita MLA (9a ed.)

Beckenbach, Edwin F., y Richard Bellman. An Introduction to Inequalities. Random House, 1961.