Ray, Ajay K. <br/><br/>
Mathematical methods in chemical & environmental engineering / 
Ajay K. Ray, Santosh K. Gupta 
 - 2nd ed. 
 - Singapore :  Thomson,  2004 
 - 689 p. :  ill. ;  24 cm. 
<br/><br/><label>ISBN: </label>9812439358 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Chemical engineering--Mathematical models<br/>Environmental engineering--Mathematical models<br/>Mathematical models