APA (7th ed.) Citation

Dyer, W. W., & Vriend, J. j. a. (1977). Counseling techniques that work. Funk & Wagnalls.

Chicago Style (17th ed.) Citation

Dyer, Wayne W., and John joint auth Vriend. Counseling Techniques That Work. New York: Funk & Wagnalls, 1977.

MLA (9th ed.) Citation

Dyer, Wayne W., and John joint auth Vriend. Counseling Techniques That Work. Funk & Wagnalls, 1977.