Cita APA

Curtiss, R., & Moulton, J. E. (1942). Essentials of trigonometry with applications. Boston: Heath and Company.

Chicago Style Citation

Curtiss, Raymond, i James Elton Moulton. Essentials of Trigonometry With Applications. Boston: Heath and Company, 1942.

Cita MLA

Curtiss, Raymond, i James Elton Moulton. Essentials of Trigonometry With Applications. Boston: Heath and Company, 1942.

Atenció: Aquestes cites poden no estar 100% correctes.