TY  - BOOK
AU  - Ratcliffe,John Ashworth
TI  - Physics of the upper atmosphere / 
U1  - 551.514 RAT 
PY  - 1960///, repr., 1962
CY  - New York : 
PB  - Academic Press, 
KW  - Atmosphere, Upper
N1  -  Includes bibliographical references
ER  -