TY  - BOOK
AU  - James P. Spradley and David W. McCurdy.
AU  - 
ED  - 
ED  - 
ED  - 
ED  - 
SN  - 2
PY  - 1977///46
CY  - Boston
PB  - Little, Brown and Company
KW  - 
KW  - 2
KW  - 0
KW  - 6
KW  - 20
N1  - 5
ER  -