Pollard, Harry. <br/><br/>
Mathematical introduction to celestial mechanics / 
Harry Pollard. 
 - Englewood Cliffs, NJ :  Prentice-Hall,  c1966. 
 - x, 111 p. 
 - Prentice-Hall mathematical series .
<br/><br/><label>LCCN: </label>66-11245 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Celestial mechanics.<br/>Celestial  mechanics--Mathematical applications.