TY  - BOOK
AU  - Gibson,Sulliuan J.
TI  - Soils:Their Nature, Classes, Distribution,
SN  - 8173-2875-0
AV  - 631.4/GIB 2
U1  - 631.4/GIB 
PY  - 1970///
CY  - America
PB  - University of Alabama Press
ER  -