APA Format
Arif Kurniawan; Eri Kurniawan. (2008).
English in vocational context / Eri Kurniawan, dkk
. Bandung :: Grafika Media Pratama,.
MLA Format
Arif Kurniawan; Eri Kurniawan.
English in vocational context / Eri Kurniawan, dkk
. Bandung :: Grafika Media Pratama,, 2008
Chicago Format
Arif Kurniawan; Eri Kurniawan. English in vocational context / Eri Kurniawan, dkk. Bandung :: Grafika Media Pratama,, 2008.