APA Style
American Business English Program : course book pr. (1994).
Indonesia:
Elex Media Komputindo.
Chicago Style
American Business English Program : course book pr.
1st edition.
Indonesia:
Elex Media Komputindo,
1994.
Text.
MLA Style
American Business English Program : course book pr.
1st edition.
Indonesia:
Elex Media Komputindo,
1994.
Text.
Turabian Style
American Business English Program : course book pr.
Indonesia:
Elex Media Komputindo,
1994.
Print.