APA (7th ed.) Citation

Leslie, L. A., Zoubek, C. E., & Rader, C. (1980). Gregg shorthand for colleges: Series 90. Gregg Division/McGraw-Hill Book Company.

Chicago Style (17th ed.) Citation

Leslie, Louis A., Charles E. Zoubek, and Charles Rader. Gregg Shorthand for Colleges: Series 90. New York: Gregg Division/McGraw-Hill Book Company, 1980.

MLA (9th ed.) Citation

Leslie, Louis A., et al. Gregg Shorthand for Colleges: Series 90. Gregg Division/McGraw-Hill Book Company, 1980.