APA Style
Company Secretarial Practice. (1969).
Indonesia:
Elex Media Komputindo.
Chicago Style
Company Secretarial Practice.
1st edition.
Indonesia:
Elex Media Komputindo,
1969.
Text.
MLA Style
Company Secretarial Practice.
1st edition.
Indonesia:
Elex Media Komputindo,
1969.
Text.
Turabian Style
Company Secretarial Practice.
Indonesia:
Elex Media Komputindo,
1969.
Print.