Business mathematics / 
Lau Too Kya; Phang Yook Ngor; Wee Kok Kiang 
 - Malaysia :  Oxford Publishing,  2018. 
 - viii, 280 p.: ill.; 24.7 cm. 
<br/><br/>Includes answers, appendix 
<br/><br/><label>ISBN: </label>9789672113324 
<br/><br/><label>Dewey Class. No.: </label>C 650.015 L366 2018