APA Style
Programming Principles With Cobol II. (1985).
Indonesia:
Elex Media Komputindo.
Chicago Style
Programming Principles With Cobol II.
1st edition.
Indonesia:
Elex Media Komputindo,
1985.
Text.
MLA Style
Programming Principles With Cobol II.
1st edition.
Indonesia:
Elex Media Komputindo,
1985.
Text.
Turabian Style
Programming Principles With Cobol II.
Indonesia:
Elex Media Komputindo,
1985.
Print.