TY  - BOOK
AU  - Read,H.H.
AU  - Watson,Janet
TI  - Introducción a la geología
AV  - QE26.2 .R4 1975
U1  - 550 
PY  - 1975///
CY  - Madrid
PB  - Editorial Alhambra
KW  - Geology
KW  - Local
N1  - Translation of: Introduction to geology; Includes bibliographies and index
ER  -