APA Style
Practice and Progress. (1987).
Indonesia:
Elex Media Komputindo.
Chicago Style
Practice and Progress.
1st edition.
Indonesia:
Elex Media Komputindo,
1987.
Text.
MLA Style
Practice and Progress.
1st edition.
Indonesia:
Elex Media Komputindo,
1987.
Text.
Turabian Style
Practice and Progress.
Indonesia:
Elex Media Komputindo,
1987.
Print.