Gaya APA
Setyapranata, S. et al (2007).
English for general occupational purposes : finding
maintaining your career .
Yogyakarta:
Graha Ilmu.
Gaya MLA
Setyapranata, Setyadi. et al.
"English for general occupational purposes : finding
maintaining your career".
Yogyakarta:
Graha Ilmu,
2007.
Text.