TY  - BOOK
AU  - Branson,Edwin Bayer
AU  - Tarr,William Arthur
TI  - Elementos de geología
PY  - 1959///
CY  - Madrid
PB  - Aguilar
KW  - Geology
KW  - Local
N1  - Translation of Introduction to geology, 3d ed. (1952) rev. by C. C. Branson and W. D. Keller
ER  -