TY  - BOOK
AU  - Ahrendt,Myrl H., x
AU  - x
TI  - The mathematics of space exploration: x
SN  - x
U1  - 629.4/AHM 
PY  - 1965///
CY  - N.Y.
PB  - Holt
KW  - Space
N1  - x
ER  -