Jones, Lauren <br/><br/>
Observation exercises in astronomy 
Lauren Jones 
 - Boston  Addison-Wesley  2011 
 - v, 114p. 
<br/><br/><label>ISBN: </label>978-0-321-63812-0 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Astronomy-Observation-Exercises
<br/><br/><label>Universal Decimal Class. No.: </label>52-13  / JON