TY  - BOOK
AU  - WILLIAM A KATZ
TI  - INTRODUCTION TO REFERENCE WORK : VOL. II REFERENCE SERVICES
U1  - TR 025.52 G 159 
PY  - 1900///
CY  - NEW YORK
PB  - MC GRAW HILL BOOK COMPANY
KW  - LIBRARY SCIENCE
N1  - METROPOLITAN BOOK CO., DELHI
ER  -