APA Style
Davis, Gordon B., Olson, Margrethe H., Litecky, Charles R.. (1977).
Elementary structured cobol (a step by step approach) .
New Jersey:
McGraw-Hill Book Company.
Chicago Style
Davis, Gordon B., Olson, Margrethe H., Litecky, Charles R..
Elementary structured cobol (a step by step approach).
New Jersey:
McGraw-Hill Book Company,
1977.
Buku Teks.
MLA Style
Davis, Gordon B., Olson, Margrethe H., Litecky, Charles R..
Elementary structured cobol (a step by step approach).
New Jersey:
McGraw-Hill Book Company,
1977.
Buku Teks.
Turabian Style
Davis, Gordon B., Olson, Margrethe H., Litecky, Charles R..
Elementary structured cobol (a step by step approach).
New Jersey:
McGraw-Hill Book Company,
1977.
Buku Teks.