Tohutoro APA (7th ed.)
Egan, G. (1975). The skilled helper: A model for systematic helping and interpersonal relating. Brooks Publishing Company.
Tohutoru Kātū Chicago (17th ed.)
Egan, Gerard. The Skilled Helper: A Model for Systematic Helping and Interpersonal Relating. California: Brooks Publishing Company, 1975.
Tohutoro MLA (9th ed.)
Egan, Gerard. The Skilled Helper: A Model for Systematic Helping and Interpersonal Relating. Brooks Publishing Company, 1975.
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