TY  - SER
AU  - Wortis,Joseph
TI  - Mental retardation: an annual review 
SN  - 0808907549
AV  - RC570 .M38
U1  - 616.858 8 WOR 
PY  - 1970///-1972
CY  - New York
PB  - Grune & Stratton
KW  - Intellectual disability
KW  - Periodicals
KW  - fast
KW  - Intellectual Disability
KW  - lcgft
KW  - Periodical
N1  - Edited by J. Wortis
ER  -