TY  - BOOK
AU  - Lock,R.Northwood
TI  - Manual of library economy : a conspectus of professional librarianship for students and practitioners / 
SN  - 0208015388
U1  - 020 LOC  
PY  - 1977///.
CY  - London : 
PB  - Clive Bingley, 
KW  - Library science.
N1  - Includes index.
ER  -