APA (7th ed.) Citation

Beckenbach, E. F., & Bellman, R. (1961). An introduction to inequalities. The Mathematical Association of America.

Chicago Style (17th ed.) Citation

Beckenbach, Edwin F., and Richard Bellman. An Introduction to Inequalities. Washington: The Mathematical Association of America, 1961.

MLA (8th ed.) Citation

Beckenbach, Edwin F., and Richard Bellman. An Introduction to Inequalities. The Mathematical Association of America, 1961.