TY  - BOOK
AU  - Rishbeth Henry
AU  -  Garriott Owen K
TI  - Introduction to ionospheric physics
T2  - International geophysics series; 14
U1  - C85, K9   TC 
PY  - 1969///
CY  - New York    
PB  -  Academic Press       
KW  -  Physics
KW  - Time
N1  -  bibliography p
ER  -