TY  - BOOK
AU  - Thomas,Diana M.
AU  - Hinckley,AnnAdler,Rudolph
TI  - The effective reference librarian
T2  - Library and information science
SN  - 0126887209
U1  - 025.52 
PY  - 1981///
CY  - New York, NY
PB  - Academic Press, 
KW  - SERVICIOS DE REFERENCIAS
KW  - BIBLIOTECAS
ER  -