TY  - GEN
AU  - Ruiz de Alarcón,Pedro
TI  - Rules for decriptive cataloging in the library of congress: preliminary edition
U1  - 025.3 21
PY  - 1947///
CY  - Washington
PB  - United States Government Printing Office
KW  - BIBLIOTECONOMÍA
KW  - LEMB
KW  - CATALOGACIÓN
ER  -