The handy science answer book / 
Compiled by the Science and Technology Department of the Carnegie Library of Pittsburgh. 
 - Detroit :  Visible Ink,  1997. 
 - 580 
<br/><br/><label>ISBN: </label>157859099X 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Questions and answers<br/>Science--Miscellanea