APA (7th ed.) Citation

Ayres, F. J. (1990). Theory and problems of trigonometry (2nd edition.). McGraw-Hill Publishing Company.

Chicago Style (17th ed.) Citation

Ayres, Frank Jr. Theory and Problems of Trigonometry. 2nd edition. New York: McGraw-Hill Publishing Company, 1990.

MLA (9th ed.) Citation

Ayres, Frank Jr. Theory and Problems of Trigonometry. 2nd edition. McGraw-Hill Publishing Company, 1990.