Gaya APA
dkk, D. (2012).
Passport to the World : A Fun and Easy English Book for Grade VII of Junior High Schools 1 .
Solo:
Platinum.
Gaya MLA
dkk, Djatmika..
"Passport to the World : A Fun and Easy English Book for Grade VII of Junior High Schools 1".
Solo:
Platinum,
2012.
Text.