TY  - BOOK
AU  - Dougherty, A. Michael,.
AU  - 
ED  - 
ED  - 
ED  - 
ED  - 
TI  - : practice and perspectives 
SN  - 2
PY  - 1990///46
CY  - Pacific Grove, Calif.
PB  - Brooks/Cole
KW  - 
KW  - 2
KW  - 0
KW  - 6
KW  - 20
N1  - 5
ER  -