Elements of astromechanics /
Peter van de kamp.
- San Francisco : W.H. Freeman, c1964.
- 140 p. : diagrs. ; 21 cm.
- Golden Gate editions .
"Expanded and revised presentation of two series of articles that appeared in the Journal of the Royal Astronautical Society of Canada (vol. 54, 1960; vol. 56, 1962)"