TY  - BOOK
AU  - Katz, W. A.
AU  - 
TI  - Introduction to reference work
T2  - McGraw-Hill series in library education
U1  - 025.52 
PY  - 1969///
CY  - New York
PB  - McGraw-Hill
N1  - Lib has :- v.1- Basic information sources. xi, 376p. Index, Appendix ; v.2- Reference services. xi,254p. Index
ER  -