TY  - BOOK
AU  - Ricking Myrl.
AU  -  Booth Robert E.
TI  - Personnel utilization in libraries :  A systems approach
U1  - 2:89M, L41 (2) 
PY  - 1974///
CY  - Chicago
PB  - Illinois State LIbrary     
KW  - LIBRARY SCIENCE
ER  -