Egan, G. (1975). Exercises in helping skills: A training manual to accompany the skilled helper. Brooks/Cole.
芝加哥风格引文Egan, Gerard. Exercises in Helping Skills: A Training Manual to Accompany the Skilled Helper. Monterey: Brooks/Cole, 1975.
MLA引文Egan, Gerard. Exercises in Helping Skills: A Training Manual to Accompany the Skilled Helper. Brooks/Cole, 1975.
警告：这些引文格式不一定是100％准确.