Egan, G., & McGourty, R. F. (2007). Exercises in helping skills: A manual to accompany the skilled helper. Belmont, CA: Thomson/Brooks cole.
استشهاد بنمط شيكاغوEgan, Gerard, و Richard F. McGourty. Exercises in Helping Skills: A Manual to Accompany the Skilled Helper. Belmont, CA: Thomson/Brooks cole, 2007.
MLA استشهادEgan, Gerard, و Richard F. McGourty. Exercises in Helping Skills: A Manual to Accompany the Skilled Helper. Belmont, CA: Thomson/Brooks cole, 2007.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.