Gaya APA
ASHLEY, Ruth. (1980).
Structured Cobol .
Hoboken, NJ:
John Wiley.
Gaya Chicago
ASHLEY, Ruth.
Structured Cobol.
Hoboken, NJ:
John Wiley,
1980.
.
Gaya MLA
ASHLEY, Ruth.
Structured Cobol.
Hoboken, NJ:
John Wiley,
1980.
.
Gaya Turabian
ASHLEY, Ruth.
Structured Cobol.
Hoboken, NJ:
John Wiley,
1980.
.