TY - BOOK AU - Pevzner,M.S. TI - Oligophrenia: mental deficiency in children T2 - The International behavioral sciences series AV - RJ499 .P453 U1 - 618.928 9 PEV PY - 1961///] CY - New York PB - Consultants Bureau KW - Children with mental disabilities N1 - Translation of Deti-oligofreny. (Romanized form.) ER -