O'Brien, Robert William,  1907- <br/><br/>
Readings in general sociology / 
by Robert W. O'Brien, Clarence C. Schrag and Walter T. Martin. 
 - 4th ed. 
 - Boston:  Houghton Mifflin,  1969. 
 - xii, 545 p.:  illus.;  26 cm. 
<br/><br/>Bibliographical footnotes. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sociology