Cita APA (7a ed.)

Varberg, D. E., & Purcell, E. J. (1992). Calculus with analytic geometry (Sixth edition.). Prentice Hall.

Cita Chicago Style (17a ed.)

Varberg, Dale E., y Edwin J. Purcell. Calculus with Analytic Geometry. Sixth edition. Englewood Cliffs, New Jersey: Prentice Hall, 1992.

Cita MLA (9a ed.)

Varberg, Dale E., y Edwin J. Purcell. Calculus with Analytic Geometry. Sixth edition. Prentice Hall, 1992.