Cita APA (7th ed.)

Smith, K. J. (1986). Precalculus mathematics: A functional approach (Third edition.). Brooks/Cole Publishing Company.

Cita Chicago (17th ed.)

Smith, Karl J. Precalculus Mathematics: A Functional Approach. Third edition. Pacific Grove, California: Brooks/Cole Publishing Company, 1986.

Cita MLA (9th ed.)

Smith, Karl J. Precalculus Mathematics: A Functional Approach. Third edition. Brooks/Cole Publishing Company, 1986.