By Molenaar Peter   Campbell Cynthia   in Educational Research and Evaluation

ISSN:1380-3611|14|4|377-390

Routledge Ltd‎(2008)‎

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By Chi Felicia W.   Sterling Stacy   Campbell Cynthia I.   Weisner Constance   in Substance Abuse

ISSN:0889-7077|34|1|33-42

Routledge Ltd‎(2013)‎

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