Gaya APA
Besanko, D., Braeutigam, R, R. (2002).
Microeconomics an integrated approach .
United States Of America:
John Wiley & Sons, Inc..
Gaya MLA
Besanko, David., Braeutigam, Ronald, R..
"Microeconomics an integrated approach".
United States Of America:
John Wiley & Sons, Inc.,
2002.
Teks.