TY  - BOOK
AU  - HU, Tehwei
TI  - Benefit-cost analysis of alternative library delivery systems
U1  - 027.4 H86B 
PY  - 1975///
PB  - Westport, U.S.
KW  - BOOKMOBILES
KW  - COST EFFECTIVENESS
KW  - DIRECT DELIVERY OF BOOKS
ER  -