Cita APA (7th ed.)

McKeague, C. P. (1984). Trigonometry. Harcourt brace.

Cita Chicago (17th ed.)

McKeague, Charles P. Trigonometry. San Diego: Harcourt brace, 1984.

Cita MLA (9th ed.)

McKeague, Charles P. Trigonometry. Harcourt brace, 1984.