TY  - BOOK
AU  - Katz, William Armstrong
TI  - INTRODUCTION TO REFERENCE WORK
U1  - 025.52 
PY  - 1969///
CY  - New York
PB  - Mcgraw - Hill
KW  - Reference Services (Libraries)
KW  - Reference Books
N1  - Contents. -- V. 1.Basic Information Sources -- V. 2. Reference Services; Includes Bibliography
ER  -