Cita APA (7th ed.)

Vesely, E. G. (1991). Cobol debugging diagnostic manual. Prentice-Hall.

Cita Chicago (17th ed.)

Vesely, Eric Garrigue. Cobol Debugging Diagnostic Manual. New York: Prentice-Hall, 1991.

Cita MLA (9th ed.)

Vesely, Eric Garrigue. Cobol Debugging Diagnostic Manual. Prentice-Hall, 1991.