Kaplan, Wilfred. , <br/><br/>
Maxima and minima with applications :  practical optimization and duality / 
Wilfred Kaplan. 
<br/><br/><label>ISBN: </label>0471252891 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Maxima and minima.<br/>Mathematical optimization.
<br/><br/><label>LC Class. No.: </label>QA306   / .K36 1999