APA ציטוט

Purcell, E. J., & Varberg, D. E. (1987). Calculus with analytic geometry (5th ed.). Prentice-Hall.

Chicago Style (17th ed.) Citation

Purcell, Edwin J., and Dale E. Varberg. Calculus with Analytic Geometry. 5th ed. Englewood Cliffs, N.J.: Prentice-Hall, 1987.

ציטוט MLA

Purcell, Edwin J., and Dale E. Varberg. Calculus with Analytic Geometry. 5th ed. Prentice-Hall, 1987.