TY  - BOOK
ED  - Soil Science Society of America
TI  - Factors of soil formation : : A Fiftieth Anniversary Retrospective
SN  - 0891188045
U1  - 631.4 F137 
PY  - 1994///
CY  - Madison: 
PB  - Soil Science Society of America, 
KW  - AGR
KW  - SUELOS
N1  - Incluye prefacio y apendice
ER  -