TY - BOOK AU - Wellhousen, Karyn AU - Crowther, Ingrid TI - Creating effective learning environments SN - 9780176424114 SN - 200430089 U1 - 3721 CRO PY - 2008/// CY - Scarborough, ON PB - Nelson Education KW - Classroom environment KW - Education, Preschool - United States N1 - Includes bibliographical references and index ER -