Herrick, Samuel <br/><br/>
Astrodynamics:  

 - New York:    Van Nostrand Reinhold Company,    1971 
 - 540p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Science
<br/><br/><label>Subjects--Index Terms: </label>Astronomy 
<br/><br/><label>Universal Decimal Class. No.: </label>629.78   / L1.1