TY  - BOOK
AU  - William M. pride
AU  - 
ED  - 
ED  - 
ED  - 
ED  - 
TI  - : basic concepts and decisions 
SN  - 395281636
SN  - 2
PY  - 1980///46
CY  - Boston
PB  - Houghton Mifflin
KW  - 
KW  - 2
KW  - 0
KW  - 6
KW  - 20
N1  - 5
ER  -