Cita APA (7th ed.)

Marcus, M. (1970). Algebra and trigonometry. Houghton Mifflin Company.

Cita Chicago (17th ed.)

Marcus, Marvin. Algebra and Trigonometry. Boston: Houghton Mifflin Company, 1970.

Cita MLA (9th ed.)

Marcus, Marvin. Algebra and Trigonometry. Houghton Mifflin Company, 1970.

Atenció: Aquestes cites poden no estar 100% correctes.