Mental retardation :
Drew, Clifford J.
Mental retardation : a life cycle approach / Clifford J. Drew, Donald R. Logan and Michael L. Handman. - 4th ed. - Toronto : Merrill Publishing Co., 1988. - xi, 516 p. : ill. ; 24 cm.
Includes bibliographical references and indexes.
Open access.
0675208319
Mental retardation.
People with mental disabilities.
Development disabilities.
Mental retardation : a life cycle approach / Clifford J. Drew, Donald R. Logan and Michael L. Handman. - 4th ed. - Toronto : Merrill Publishing Co., 1988. - xi, 516 p. : ill. ; 24 cm.
Includes bibliographical references and indexes.
Open access.
0675208319
Mental retardation.
People with mental disabilities.
Development disabilities.