TY  - BOOK
AU  - Herrick,Samuel
TI  - Astrodynamics: orbit dermination space navigation celestial mechanics 
U1  -  629.411 
PY  - 1971///-
CY  - London
PB  - Van Nostrand Reinhold
KW  - Space vehicles
KW  - Design and construction
KW  - Astronautics
KW  - Orbits
N1  - Library has vol.1; Bibliography : p. 513-520
ER  -