Gaya APA
Philippakis, A.S. (1986).
Structured Cobol (3).
New York:
McGrawhill.
Gaya Chicago
Philippakis, A.S.
Structured Cobol.
3
New York:
McGrawhill,
1986.
Text.
Gaya MLA
Philippakis, A.S.
Structured Cobol.
3
New York:
McGrawhill,
1986.
Text.
Gaya Turabian
Philippakis, A.S.
Structured Cobol.
3
New York:
McGrawhill,
1986.
Print.