TY  - BOOK
AU  - Hamblin, W. K.
AU  - Christiansen, E H
TI  - Exploring the planets
SN  - 0-02-349480-8
PY  - 1990///
CY  - New York
PB  - Macmillan
KW  - Astronomy and Astrophysics Thesaurus
KW  - Geology
KW  - Planets
ER  -