TY  - BOOK
AU  - Taylor,Ronald L.
AU  - Brady,Michael P.
AU  - Richards,Steve
TI  - Mental retardation: historical perspectives, current practices, and future directions 
SN  - 0205359027
PY  - 2005///
CY  - Boston
PB  - Pearson/Allyn and Bacon
KW  - Mental retardation
N1  - Includes bibliographical references and index
ER  -