TY  - BOOK
AU  - Katz,William A.
TI  - Introduction to reference work
SN  - 0070335370  (v.1) 
PY  - 1987///
CY  - New York
PB  - McGraw-Hill
KW  - Reference services (Libraries)
KW  - Reference books
N1  - v. 1. Basic information sources
ER  -