APA (7e ed.) Bronvermelding
Egan, G. (1975). The skilled helper: A model for systematic helping and interpersonal relating. Brooks / Cole.
Chicago (17e ed.) Bronvermelding
Egan, Gerard. The Skilled Helper: A Model for Systematic Helping and Interpersonal Relating. California: Brooks / Cole, 1975.
MLA (9e ed.) Bronvermelding
Egan, Gerard. The Skilled Helper: A Model for Systematic Helping and Interpersonal Relating. Brooks / Cole, 1975.
Let op: Deze citaties zijn niet altijd 100% accuraat.