Penggayaan APA
LITECKY, CHARLES. (1987).
Structured cobol, A step by step approach .
New York:
.
Chicago Style
LITECKY, CHARLES.
Structured cobol, A step by step approach.
New York:
,
1987.
Text.
MLA Style
LITECKY, CHARLES.
Structured cobol, A step by step approach.
New York:
,
1987.
Text.
Turabian Style
LITECKY, CHARLES.
Structured cobol, A step by step approach.
New York:
,
1987.
Print.