TY  - BOOK
AU  - Raisz, Erwin.
TI  - Land from maps ; a method of preparation
PY  - 1959///
CY  - (s.l.)
PB  - Office of Naval Research. Geography Branch
KW  - Geología
KW  - Mapas
KW  - Suelos
N1  - copia xerográfica
ER  -