The Almanac of science and technology :  what's new and what's known / 
edited by Richard Golob and Eric Brus. 
 - Boston :  Harcourt Brace Jovanovich,  c1990. 
 - xii, 530p. : ill. ; 21 cm. 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>0156000490 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Science<br/>Technology
<br/><br/><label>LC Class. No.: </label>Q158.5   / Al6 1990