TY  - BOOK
AU  - Yost Edna
AU  - Gilbreth Lillian Moller
TI  - Normal lives for the disabled
AV  - HD7255 .Y6
U1  - 331.86 
PY  - 1944///]
CY  - New York
PB  - The Macmillan company
KW  - Disabled
KW  - Rehabilitation, etc
KW  - 分析
N1  - "First printing."
ER  -