APA Style
American National Standard Cobol + Programming. (1971).
Indonesia:
Elex Media Komputindo.
Chicago Style
American National Standard Cobol + Programming.
1st edition.
Indonesia:
Elex Media Komputindo,
1971.
Text.
MLA Style
American National Standard Cobol + Programming.
1st edition.
Indonesia:
Elex Media Komputindo,
1971.
Text.
Turabian Style
American National Standard Cobol + Programming.
Indonesia:
Elex Media Komputindo,
1971.
Print.