Dempsey, M.W. <br/><br/>
Factbook of science 
Dempsey, M.W. 
 - Leicester  Galley  Press  1986 
 - 232 pages 
<br/><br/> Illus. 
<br/><br/><br/>In English 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Science
<br/><br/><label>Dewey Class. No.: </label>500 FAC-D 1986