New trends in biology teaching = Tendances nouvelles de l'enseignement de la biologie / 
prepared by = repare par R.Heller. 
 - Paris :  Unesco,  1966- 
 - 5 vols :  ill.  ;  27 cm. 
 - The Teaching of basic sciences .
<br/><br/><br/>English or French; summaries in the other language and Spanish, 1966-71. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Biology--Study and teaching--Collected works.