Παραπομπή APA

Rosenberg, R. R., & Lewis, H. (1964). Essentials business mathematics/6e (6th ed.). McGraw-Hill.

Παραπομπή Chicago Style

Rosenberg, R. Robert, και Harry Lewis. Essentials Business Mathematics/6e. 6th ed. New York: McGraw-Hill, 1964.

Παραπομπή MLA

Rosenberg, R. Robert, και Harry Lewis. Essentials Business Mathematics/6e. 6th ed. McGraw-Hill, 1964.