Applied Research Design: A Practical Guide: 32 (Applied Social Research Methods)
by Terry Hedrick,Leonard Bickman,Debra Rog,Mr. Leonard Bickman,Ms. Debra Rog
ISBN 13: 9780803932340
Format: Illustrated (156 pages) Publisher: SAGE Publications, Inc Published: 14 Mar 1993
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Children's Mental Health Services: Research, Policy, and Evaluation: 1 (Children's Mental Health Services Annuals)
by Leonard Bickman,Debra Rog
ISBN 13: 9780803973497
Format: Illustrated (312 pages) Publisher: SAGE Publications, Inc Published: 02 Nov 1995