Hammersley, A. and Others <br/><br/>
Approaches to environmental studies; a handbook for teachers, students and others interested in the world around them   
By A. Hammersley, E. Jones and G. A. Perry 
 - London  Blandford Press  1968 
 - 280p. 
<br/><br/>  
<br/><br/><label>Dewey Class. No.: </label>370.77025  / H224.AE