TY  - BOOK
AU  - Singer,Carol A.
TI  - Desertification: january 1985 - september 1992
T2  - Quick bibliography series
SN  - 1052-5378
PY  - 1992///
CY  - Maryland, EUA
PB  - National Agricultural Library
KW  - Desertificación
KW  - Bibliografía
ER  -