Egan, G. (1982). Exercises in helping skills: A training manual to accompany The skilled helper (2nd ed.). Brooks/Cole Pub. Co.
Citação norma ChicagoEgan, Gerard. Exercises in Helping Skills: A Training Manual to Accompany The Skilled Helper. 2nd ed. Monterey, Calif: Brooks/Cole Pub. Co, 1982.
Citação norma MLAEgan, Gerard. Exercises in Helping Skills: A Training Manual to Accompany The Skilled Helper. 2nd ed. Brooks/Cole Pub. Co, 1982.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.