Gaya APA

Gettman, D., Daulay, Z. (2011). Tarif ideal bus transjakarta berdasarkan analisis willingness to pay dan ability to pay (Vol. 23, No. 05, Tahun). : .

Gaya MLA

Gettman, David., Daulay, Zainul. "Tarif ideal bus transjakarta berdasarkan analisis willingness to pay dan ability to pay". Vol. 23, No. 05, Tahun : , 2011. Text.