MEDLEY, D. B., & MEDLEY, D. B. (1984). Programming Principles With Cobol I Don B. Medley And Ronald W. Eaves. South-Western Publishing.
Citação norma ChicagoMEDLEY, Don B., and Don B. MEDLEY. Programming Principles With Cobol I Don B. Medley And Ronald W. Eaves. South-Western Publishing, 1984.
Citação norma MLAMEDLEY, Don B., and Don B. MEDLEY. Programming Principles With Cobol I Don B. Medley And Ronald W. Eaves. South-Western Publishing, 1984.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.