TY  - BOOK
AU  - Katz,William A.
TI  - Introduction to reference work
T2  - McGraw-Hill series in library education
SN  - 0070333319 :
U1  - 011.02 
PY  - 1978///
CY  - New York
PB  - McGraw-Hill
KW  - Reference services (Libraries)
KW  - Reference books
KW  - Bibliography
N1  - v. 1. Basic information sources.--v. 2. Reference services and reference processes
ER  -