TY  - BOOK
AU  - Zonn, S. V.
TI  - Genesis and geography of soils
U1  - 631.44 
PY  - 1975///
CY  - New Delhi
PB  - Indian National Scientific Documentation Centre
KW  - Suelos
KW  - FormaciÃ³n
KW  - GeografÃ­a
ER  -