APA (7th ed.) Citation

Ayres, F. (1954). Schaum's outline of theory and problems of plane and spherical trigonometry. McGraw-Hill.

Chicago Style (17th ed.) Citation

Ayres, Frank. Schaum's Outline of Theory and Problems of Plane and Spherical Trigonometry. New York [u.a.]: McGraw-Hill, 1954.

MLA (9th ed.) Citation

Ayres, Frank. Schaum's Outline of Theory and Problems of Plane and Spherical Trigonometry. McGraw-Hill, 1954.