Biology :  an environmental approach : Teacher's guide / 
 High school biology teacher's guide 
[by] adaptation team: Elizabeth Perrott, Ian D. Campbell [and] David Hughes-Evans. 
 - London :  John Murray,  [1974] 
<br/><br/> Adapted from High School Biology: Teacher's Guide (the 'Green version'), 1969, of the American Institute of Biological Science. Biological Sciences Curriculum Study. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Biology -- Study and teaching.--Biology -- Study and teaching.