Παραπομπή APA

Kolman, B., & Trench, W. F. (1971). Elementary multivariable calculus. Academic Press.

Παραπομπή Chicago Style

Kolman, Bernard, και William F. Trench. Elementary Multivariable Calculus. New York: Academic Press, 1971.

Παραπομπή MLA

Kolman, Bernard, και William F. Trench. Elementary Multivariable Calculus. Academic Press, 1971.