Cita APA (7th ed.)

Hestenes, M. D., & Hill, R. O. (1986). Algebra and trigonometry (2nd ed.). Prentice-Hall.

Cita Chicago (17th ed.)

Hestenes, Marshall D., i Richard O. Hill. Algebra and Trigonometry. 2nd ed. Englewood Cliffs, N.J: Prentice-Hall, 1986.

Cita MLA (9th ed.)

Hestenes, Marshall D., i Richard O. Hill. Algebra and Trigonometry. 2nd ed. Prentice-Hall, 1986.