TY  - BOOK
ED  - U.S. Library of Congress.
TI  - Classification, Class S, agriculture
SN  - 084440411X
U1  - 025.4963 
PY  - 1982///
CY  - Washington
PB  - The Library, 
KW  - CLASIFICACION
KW  - BIBLIOGRAFIAS
KW  - LIBROS
ER  -