Motz, L. <br/><br/>
Essentials of astronomy / 
Llyod, M. 
 - 2nd ed  
 - New york  Wadsworth  1971 
 - viii, 711p.:  hbk 
<br/><br/><label>ISBN: </label>023136329 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Astronomy
<br/><br/><label>LC Class. No.: </label>QB43.M5S 1971