Ayres, F. (1999). Schaum's outline of theory and problems of trigonometry: With calculator-based solutions. McGraw-Hill.
Chicago-Zitierstil (17. Ausg.)Ayres, Frank. Schaum's Outline of Theory and Problems of Trigonometry: With Calculator-based Solutions. New York: McGraw-Hill, 1999.
MLA-Zitierstil (9. Ausg.)Ayres, Frank. Schaum's Outline of Theory and Problems of Trigonometry: With Calculator-based Solutions. McGraw-Hill, 1999.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.