TY - BOOK TI - Economic aspects of special education : : Czechoslovakia, New Zeala nd, United States of America SN - 9231015141 PY - 1978/// CY - [Paris] : PB - Unesco, KW - Children with disabilities KW - Education KW - Economic aspects N1 - "[A.26] ED.77/XXIX-4/A."; Includes bibliographical references ER -