Environmental Science:  a global Concern/ 
Barbara Woodworth Saigo...[et al.]. 
 - USA:  Wm C. Brown Publishers,  1992. 
 - xi,111 p.; 
<br/><br/> includes bibliographical references 
<br/><br/><label>ISBN: </label>0697102734 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environmental science
<br/><br/><label>LC Class. No.: </label>E 105 .C86 1992