Marshall, Alfred <br/><br/>
Principles of economics  an introductory volume 

 - 8th ed. 
 - London  the MacMillan press ltd.  1920 
 - xxxii, 731p.; 22cm. 
<br/><br/><label>ISBN: </label>3330444894 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Capital<br/>Economic theory<br/>Economics<br/>Income<br/>Industrial Organisation