1993 - Behavior Modification in the Human Services a Systematic Introduction to Concepts and Applications (Hardcover) → Paperback ISBN-13: 9780803934153 ISBN-10: 0803934157 ? 1993 - Behavior Modification in the Human Services a Systematic Introduction to Concepts and Applications (Paperback) → Hardcover ISBN-13: 9780803934160 ISBN-10: 0803934165 ? 1980 - Be Assertive a Practical Guide for Human Service Workers [SAGE Human Services Guides] (Paperback) ISBN-13: 9780803912892 ISBN-10: 0803912897 Genre: Nonfiction ? Women at Midlife Life Experiences and Implications for the Helping Professions (Paperback) ISBN-13: 9780871013514 ISBN-10: 0871013517 Genre: Nonfiction ? |