Collin, Cary 如何輔助 = How to be a people helper / 如何辅助 高聯基 (Cary Collins) 著; 蔡元雲譯 - 香港 : 證道出版社, C1978 - 117 p. : ill. ; 21 cm. Translation of: How to be a people helper. ISBN: 9622021131 9789622021136 Subjects--Topical Terms: Counseling.Helping behavior. LC Class. No.: BF637.H4 / .C6412 1978