Gaya APA
Chiang, A, C. et al (2010).
Fundamental Menthods Of Mathematics For Business And Economics .
Jakarta:
Penerbit Salemba Empat.
Gaya MLA
Chiang, Alpha, C.. et al.
"Fundamental Menthods Of Mathematics For Business And Economics".
Jakarta:
Penerbit Salemba Empat,
2010.
Text.