Cita APA (7a ed.)

Wright, D. F., & Lindgren, K. E. (1973). Elementary functions; pre-calculus mathematics. Heath.

Cita Chicago Style (17a ed.)

Wright, D. Franklin, y Kenneth E. Lindgren. Elementary Functions; Pre-calculus Mathematics. Lexington, Mass.: Heath, 1973.

Cita MLA (9a ed.)

Wright, D. Franklin, y Kenneth E. Lindgren. Elementary Functions; Pre-calculus Mathematics. Heath, 1973.