TY  - BOOK
AU  - Ponnamperuma Cyril Ed.
TI  - Comparative planetology
SN  - 0125613407
U1  - R39(B9), L8 
PY  - 1978///
CY  - New York
PB  - Academic Press USA       
KW  - Metaphysics
N1  - Bibliography Chapterwise
ER  -