The grolier science encyclopedia:  Space and time/ 

 - London :  Grolier In-Home Learning Expert,  2000. 
 - 385-432 pages, volume 9 :  colored illustrations, figures, maps ;  30 cm. 
<br/><br/><br/>English 
<br/><br/><label>ISBN: </label>9780753413104 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Encyclopedias and Dictionaries.<br/>Space and time--Science.
<br/><br/><label>Dewey Class. No.: </label>031  / G89