Jones, Lauren. <br/><br/>
Observation exercises in astronomy / 
Lauren Jones. 
 - USA :  Addison-Wesley,  2011. 
 - v, 114 p. :  ill. ;  28 cm. 
<br/><br/><label>ISBN: </label>9780321638120  RM144.40 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Astronomy--Problems, exercises, etc.<br/>Astronomy--Laboratory manuals