New trends in integrated science teaching / 
edited by Judith Reay. 
 - Paris :  Unesco,  c 1979. 
 - Vols. :  ill. ;  27 cm. 
 - The teaching of basic sciences. .
<br/><br/>V. 5-- ; 
<br/><br/>338  338 
<br/><br/><label>ISBN: </label>92-3-101757-8 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Teaching.
<br/><br/><label>Dewey Class. No.: </label>507 / U3n