TY  - BOOK
AU  - Leland,Henry
AU  - Smith,Daniel E.
TI  - Mental  retardation: present and future perspectives 
SN  - 0839600488
AV  - RC570 .L44
U1  - 362.3 LEL S 
PY  - 1974///]
CY  - Worthington, Ohio
PB  - C. A. Jones Pub. Co.
KW  - People with mental disabilities
KW  - Care
N1  - Includes indexes; Bibliography: p. 202-221; Preface // Acknowledgements // Part 1 : Present Perspectives // Part 2 : Future Perspectives // Glossary // References // Author Index // Subject Index //
ER  -