TY  - BOOK
AU  - Mitchell Betty Jo and others
TI  - Cost analysis of library functions : A total system approach
SN  - 0892320729
U1  - 2:8:(X:8C), L8 
PY  - 1978///
CY  - Greenwitch
PB  - Jai Press       
KW  - LIBRARY SCIENCE
ER  -