APA (7th ed.) Citation

Rosenberg, R. R. (1945). Essentials of business mathematics: Principles and practice (4th ed.). The Gregg Pub. Co..

Chicago Style (17th ed.) Citation

Rosenberg, R. Robert. Essentials of Business Mathematics: Principles and Practice. 4th ed. New York : Chicago [etc.]: The Gregg Pub. Co., 1945.

MLA (8th ed.) Citation

Rosenberg, R. Robert. Essentials of Business Mathematics: Principles and Practice. 4th ed. The Gregg Pub. Co., 1945.