TY  - BOOK
AU  - Shera, Jesse H.
TI  - The classified catalog: : basic principles and practices
U1  - 017 
PY  - 1971/// (c.1956)
CY  - Chicago
PB  - American Library Association
KW  - AlfabetizaciÃ³n (OrdenaciÃ³n)
KW  - Bibliotecas
KW  - CatÃ¡logos
ER  -