APA Style
Early Business Contacs. (1994).
Indonesia:
Elex Media Komputindo.
Chicago Style
Early Business Contacs.
1st edition.
Indonesia:
Elex Media Komputindo,
1994.
Text.
MLA Style
Early Business Contacs.
1st edition.
Indonesia:
Elex Media Komputindo,
1994.
Text.
Turabian Style
Early Business Contacs.
Indonesia:
Elex Media Komputindo,
1994.
Print.