Sweezy Paul M <br/><br/>
Monopoly and competition in the english coal trade 
Sweezy Paul M 
 - Cambridge  Harvard University Press          1938 
 - 186p. Bib p. 175-80  cm. 
 - Harvard economic studies series ,63 .
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Coal  Industry
<br/><br/><label>Dewey Class. No.: </label>X9(F551):516.3.M50<--J50, G8