APA Citation

Cummings, N. A., & Cummings, J. L. (2000). The essence of psychoterapy: Reiventing the art in the new era of data. San Diego: Academic Press.

Chicago Style Citation

Cummings, Nicholas A., and Janet L. Cummings. The Essence of Psychoterapy: Reiventing the Art in the New Era of Data. San Diego: Academic Press, 2000.

MLA Citation

Cummings, Nicholas A., and Janet L. Cummings. The Essence of Psychoterapy: Reiventing the Art in the New Era of Data. San Diego: Academic Press, 2000.

Warning: These citations may not always be 100% accurate.