RT Book T1 Mental retardation: nature, cause, and management A1 Baroff, George S. LA English PP Washington D.C. PB Hemisphere Pub. Corp ED 2. ed. UL https://krimdok.uni-tuebingen.de/Record/353532428 NO Literaturverz. S. 461 - 526 CN RC570 SN 0891162631 SN 089116457X K1 Mental Retardation K1 People with mental disabilities : Care K1 Geistige Behinderung : Ursache K1 Geistige Behinderung : Rehabilitation