APA Style
Stern, Nancy, Stern, Robert A.. (1980).
Structured Cobol Programming 3rd Ed. (3rd ed.).
USA:
John Wiley.
Chicago Style
Stern, Nancy, Stern, Robert A..
Structured Cobol Programming 3rd Ed..
3rd ed.
USA:
John Wiley,
1980.
Text.
MLA Style
Stern, Nancy, Stern, Robert A..
Structured Cobol Programming 3rd Ed..
3rd ed.
USA:
John Wiley,
1980.
Text.
Turabian Style
Stern, Nancy, Stern, Robert A..
Structured Cobol Programming 3rd Ed..
3rd ed.
USA:
John Wiley,
1980.
Print.