Gass.S.I. <br/><br/>
Linear Programming Methods &Applications.(1969). 

 - 4th Ed. 
 -  Tata McGraw-Hill Publishing Company Limited  1975 
 - 564p.  22 cm. 
<br/><br/><br/>Text in English 
<br/><br/><label>Subjects--Facted Index Terms: </label><br/>MATH
<br/><br/><label>Dewey Class. No.: </label> / GAS