Cita APA (7th ed.)

Vance, E. P. (1969). Trigonometry (2nd ed.). Addison-Wesley Pub.

Cita Chicago (17th ed.)

Vance, Elbridge Putman. Trigonometry. 2nd ed. Reading, Mass: Addison-Wesley Pub, 1969.

Cita MLA (9th ed.)

Vance, Elbridge Putman. Trigonometry. 2nd ed. Addison-Wesley Pub, 1969.