APA (7th ed.) Citation

Gardner, R. L., Stewart, D. N., & Worsham, R. G. (2012). Tax research techniques (9. ed.). American Institute of Certified Public Accountants.

Chicago Style (17th ed.) Citation

Gardner, Robert L., Dave N. Stewart, and Ronald G. Worsham. Tax Research Techniques. 9. ed. New York, NY: American Institute of Certified Public Accountants, 2012.

MLA (9th ed.) Citation

Gardner, Robert L., et al. Tax Research Techniques. 9. ed. American Institute of Certified Public Accountants, 2012.