Schellenberger, Robert Earl. <br/><br/>
Managerial analysis / 
Robert E. Schellenberger. 
 - Homewood, IL :  Irwin,  1969, 
 - xv, 461 p :  ill. ;  24 cm. 
 - Irwin series in quantitative analysis for business .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Industrial management--Mathematical models.