On concepts and measures of multifactor productivity in Canada,1961-1980/ 
Cas,Alexandra 
 - 1st ed. 
 - Cambridge:  Cambridge University Press,  1991. 
 - 254 p. 
<br/><br/><label>ISBN: </label>9780521365369 
<br/><br/><label>Dewey Class. No.: </label>338.060287  / CAS/O