APA (7th ed.) Citation

Connor, R. A., & Davidson, J. P. (1990). Marketing your consulting and professional services (2. ed., 1. print.). Wiley.

Chicago Style (17th ed.) Citation

Connor, Richard A., and Jeffrey P. Davidson. Marketing Your Consulting and Professional Services. 2. ed., 1. print. New York u.a: Wiley, 1990.

MLA (9th ed.) Citation

Connor, Richard A., and Jeffrey P. Davidson. Marketing Your Consulting and Professional Services. 2. ed., 1. print. Wiley, 1990.