Gaya APA

WURYANINGRUM, R, V, P, &, R, S. (2009). ENGLISH FOR ECONOMICS AND BUSINESS . Jakarta: PENERBIT MITRA WACANA MEDIA.

Gaya MLA

WURYANINGRUM, R.A., VITRIA, PAWITRASARI, &, RICA, S.. "ENGLISH FOR ECONOMICS AND BUSINESS". Jakarta: PENERBIT MITRA WACANA MEDIA, 2009. Text.