TY - GEN AU - Drew, Clifford J. AU - Logan, Donald R. AU - Hardman, Michael L. TI - Mental retardation; a life cycle approach SN - 0-675-20585-9 U1 - 362.3 PY - 1986/// CY - Columbus PB - Merrill Publishing KW - Mental retardation KW - Family KW - Adolescent KW - Social problems N1 - Bibliography at the end of each chapter; 20101220 ER -