Mankiw, N. Gregory <br/><br/>
Principles of microeconomics. 

 -  5th ed. 
 - Mason   South-Western Cengage Learning    2009 
<br/><br/><label>ISBN: </label>978-0-324-59464-5 978-0-324-59892-6. 
<br/><br/><label>Subjects--Topical Terms: </label><br/> Economics--Miscellanea<br/> etc<br/> exercises<br/> Microeconomics--Mathematical models<br/> Microeconomics--Problems<br/> Price theory<br/> Prices<br/>Economics<br/>Microeconomics