Silverstein, Alvin <br/><br/>
The origin of life / 
by Alvin Silverstein and Virginia B. Silverstein ; illustrated by Lee Ames 
 - Princeton :  D. Van Nostrand,  1968 
 - 48 p. :  ill. ;  25 cm. 
<br/><br/> Includes index 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Life--Origin--Problems, exercises, etc.<br/>Cytology--Problems, exercises, etc.
<br/><br/><label>Dewey Class. No.: </label>576