TY  - BOOK
AU  - A F GUSTAFSON
TI  - SOILS AND SOIL MANAGEMANT
U1  - GN631.4G9785S 
PY  - 1941///
CY  - NEW YORK
PB  - MC GRAW-BOOK COMPANY,INC
KW  - SOILS AND SOIL MANAGEMANT
ER  -