Style de citation APA (7e éd.)

Kowitz, G. T., & Kowitz, N. G. (1968). Operating guidance services for the modern school. Holt, Rinehart and Winston.

Style de citation Chicago (17e éd.)

Kowitz, Gerald T., et Norma Giess Kowitz. Operating Guidance Services for the Modern School. New York: Holt, Rinehart and Winston, 1968.

Style de citation MLA (8e éd.)

Kowitz, Gerald T., et Norma Giess Kowitz. Operating Guidance Services for the Modern School. Holt, Rinehart and Winston, 1968.