National center for educational research and development <br/><br/>
Life science secondary education: Second year humanites section 

 - Sin El Fil   National center for educational research and development  1999 
 -  104 p.  27cm 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Life Science -- Study and teaching (Secondary Grade 11) -- Textbooks.<br/>Humanites section--Life Science -- Study and teaching (Secondary Grade 11) -- Textbooks.
<br/><br/><label>Dewey Class. No.: </label>CRDP 570.712 Life Sci. Gr.11h