Cas A Lexandra <br/><br/>
On concepts and measures of multifactor productivity in canada, 1961-80 
Cas A Lexandra; Rymes Thomas K 
 - New York  New York, Combridge  1991 
 - 254p 
<br/><br/><label>ISBN: </label>0-521-36536-8 
<br/><br/><label>Source: </label>Textbook