TY  - BOOK
AU  - Walker,James C.G.
TI  - Evolution of the atmosphere
SN  - 0028543904
U1  - 551.5 WAL  
PY  - 1977///.
CY  - New York : 
PB  - Macmillan, 
KW  - Atmosphere
N1  - Includes index
ER  -