Gaya APA
Structured COBOL : Programming And Problem Solving. (1988).
:
.
Gaya Chicago
Structured COBOL : Programming And Problem Solving.
.
:
,
1988.
Text.
Gaya MLA
Structured COBOL : Programming And Problem Solving.
.
:
,
1988.
Text.
Gaya Turabian
Structured COBOL : Programming And Problem Solving.
:
,
1988.
Print.