The Cambridge program for the science test 
edited by Brain Schenk 
 - New York:  Cambridge Book Co.,  1981. 
 -  215p. 
<br/><br/> pbk 
<br/><br/><br/>eng. 
<br/><br/><label>ISBN: </label>084289389X 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Science-Study and teaching
<br/><br/><label>Dewey Class. No.: </label>507  / CAM