Gaya APA
dkk, F, D, F. (2007).
ENGLISH FOR GENERAL OCCUPATIONAL PURPOSE : FINDING AND MAINTAINING YOUR CAREER .
YOGYAKARTA:
GRAHA ILMU.
Gaya MLA
dkk, FLORA, DEBORA, FLORIS,.
"ENGLISH FOR GENERAL OCCUPATIONAL PURPOSE : FINDING AND MAINTAINING YOUR CAREER".
YOGYAKARTA:
GRAHA ILMU,
2007.
Text.