APA (7th ed.) Citation

Crystal, N. M. (1998). An introduction to professional responsibility. Aspen Law & Business.

Chicago Style (17th ed.) Citation

Crystal, Nathan M. An Introduction to Professional Responsibility. New York: Aspen Law & Business, 1998.

MLA (9th ed.) Citation

Crystal, Nathan M. An Introduction to Professional Responsibility. Aspen Law & Business, 1998.