Wann Kenneth & others <br/><br/>
Changing earth and its people 
Wann Kenneth & others 
 - Boston  Allyn and Bacon USA       1999 
 - 3220p.  cm. 
 - Living in our tilnes social studies series .
<br/><br/><label>Standard No.: </label>23102 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>EDUCATION
<br/><br/><label>Dewey Class. No.: </label>T25:3(H), [N9]