Butzer, Karl W. <br/><br/>
Early hydraulic civilization in Egypt :  a study in cultural ecology / 
Karl W. Butzer. 
 - Chicago :  University of Chicago Press,  1976. 
 - Prehistoric archeology and ecology .
<br/><br/>Bibliography: p. 113-134. 
<br/><br/><label>ISBN: </label>a13.1..1.11 a13.2..1.10   
<br/><br/><label>LCCN: </label>75036398 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Human ecology -- Egypt.--Human ecology -- Egypt.<br/>Irrigation -- Egypt -- History.--Irrigation -- Egypt -- History.--Irrigation -- Egypt -- History.
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Egypt -- Civilization -- To 332 B.C.--Egypt -- Civilization -- To 332 B.C.--Egypt -- Civilization -- To 332 B.C.
<br/><br/><label>LC Class. No.: </label>DT61  / .B97 
<br/><br/><label>Dewey Class. No.: </label>333.9/13/0932