Cita APA (7a ed.)
Egan, G. (1986). The skilled helper: A systematic approach to effective helping (3rd ed.). Brooks / Cole.
Cita Chicago Style (17a ed.)
Egan, Gerard. The Skilled Helper: A Systematic Approach to Effective Helping. 3rd ed. California: Brooks / Cole, 1986.
Cita MLA (9a ed.)
Egan, Gerard. The Skilled Helper: A Systematic Approach to Effective Helping. 3rd ed. Brooks / Cole, 1986.
Precaución: Estas citas no son 100% exactas.