TY  - BOOK
AU  - Ahrendt,Myrl H.
TI  - The mathematics of space exploration
T2  - [Holt library of science]
U1  - 629.4110151 
PY  - 1965///
CY  - New York
PB  - Holt, Rinehart and Winston
KW  - Astrodynamics
KW  - Space flight
N1  - Bibliography: p. 157. and index
ER  -