APA Style
Davis, Gordon B, Olson, Margarethe H, Litecky, Charles R. (1977).
ELEMENTARY STRUCTURED COBOL: A step by Step Approach (1).
New York:
McGraw-Hill Book Company.
Chicago Style
Davis, Gordon B, Olson, Margarethe H, Litecky, Charles R.
ELEMENTARY STRUCTURED COBOL: A step by Step Approach.
1
New York:
McGraw-Hill Book Company,
1977.
Text.
MLA Style
Davis, Gordon B, Olson, Margarethe H, Litecky, Charles R.
ELEMENTARY STRUCTURED COBOL: A step by Step Approach.
1
New York:
McGraw-Hill Book Company,
1977.
Text.
Turabian Style
Davis, Gordon B, Olson, Margarethe H, Litecky, Charles R.
ELEMENTARY STRUCTURED COBOL: A step by Step Approach.
1
New York:
McGraw-Hill Book Company,
1977.
Print.