TY  - BOOK
AU  - Higgens Gavin
TI  - Printed reference material
U1  - 025.52 
PY  - 1980///
CY  - Calcutta
PB  - Oxford & IBH
KW  - Information services
KW  - Printed material
KW  - Reference material
N1  - Published in Handbooks on library practice
ER  -