A study in hthe theory of economics evolution/ 
Haavelmo, Trygve 
 - 1st ed. 
 - Amsterdam:  North-Holland Publisher,  1954. 
 - 114 p.p 
<br/><br/><label>ISBN: </label>0678014620 
<br/><br/><label>Dewey Class. No.: </label>338.9  / HAA/A