Butzer Karl W <br/><br/>
Early hydraulic civilization in Egypt    A study in    
Butzer Karl W 
 - Chicago  University of Chicago Press         1976 
 - 134p  cm. 
 - Prehistoric Archeology and Ecology Series Ed by Karl W Butzer and Leslie G Freeman .
<br/><br/> Bibliography : P 113-134 
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Dewey Class. No.: </label>Y:1.677.C, L6