APA (7th ed.) Citation

Leithold, L. (1978). Essentials of calculus for business and economics. Harper & Row.

Chicago Style (17th ed.) Citation

Leithold, Louis. Essentials of Calculus for Business and Economics. New York: Harper & Row, 1978.

MLA (9th ed.) Citation

Leithold, Louis. Essentials of Calculus for Business and Economics. Harper & Row, 1978.