TY  - BOOK
ED  - Cornell University. Ithaca, N.Y. Department of Geology
TI  - Geology 100: : laboratory manual
U1  - 550 
PY  - 1934///
CY  - Ithaca, N. Y.
PB  - (s.e.)
KW  - Geología
KW  - Manuales de laboratorio
ER  -