APA Style
The Sadrina Project : english for travel. (1990).
Indonesia:
Elex Media Komputindo.
Chicago Style
The Sadrina Project : english for travel.
1st edition.
Indonesia:
Elex Media Komputindo,
1990.
Text.
MLA Style
The Sadrina Project : english for travel.
1st edition.
Indonesia:
Elex Media Komputindo,
1990.
Text.
Turabian Style
The Sadrina Project : english for travel.
Indonesia:
Elex Media Komputindo,
1990.
Print.