APA (7th ed.) Citation

Cheney, E. W. (1982). Introduction to approximation theory (Second edition.). Chelsea Pub. Co..

Chicago Style (17th ed.) Citation

Cheney, E. W. Introduction to Approximation Theory. Second edition. New York, N.Y.: Chelsea Pub. Co., 1982.

MLA (9th ed.) Citation

Cheney, E. W. Introduction to Approximation Theory. Second edition. Chelsea Pub. Co., 1982.