Walker Ronnie <br/><br/>
Solar blue :  the reality of the environmental challenge / 
Ronnie Walker. 
 - Hanley Swan :  Self Publishing Association in conjunction with Ronnie Walker,  1991. 
 - 189 p. :  col. ill. ;  24 cm. 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>ISBN: </label>1854211447 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Nature--Effect of human beings on<br/>Environmental protection<br/>Environmental protection--International cooperation
<br/><br/><label>LC Class. No.: </label>QH75 
<br/><br/><label>Dewey Class. No.: </label>333.72