APA (7th ed.) Citation

Hay, R. D. (1968). Study guide for introduction to business: A programmed aid. Holt, Rinehart.

Chicago Style (17th ed.) Citation

Hay, Robert D. Study Guide for Introduction to Business: A Programmed Aid. New York: Holt, Rinehart, 1968.

MLA (9th ed.) Citation

Hay, Robert D. Study Guide for Introduction to Business: A Programmed Aid. Holt, Rinehart, 1968.