GRAUER, R. T. (1991). Cobol: From micro to mainframe volume II. Prentice Hall.
Citación estilo ChicagoGRAUER, Robert T. Cobol: From Micro to Mainframe Volume II. London: Prentice Hall, 1991.
Cita MLAGRAUER, Robert T. Cobol: From Micro to Mainframe Volume II. Prentice Hall, 1991.
Warning: These citations may not always be 100% accurate.