Litecky, C. (1987). Structural cobol. Mc Graw Hill.
Citación estilo ChicagoLitecky, C. Structural Cobol. New York: Mc Graw Hill, 1987.
Cita MLALitecky, C. Structural Cobol. Mc Graw Hill, 1987.
Warning: These citations may not always be 100% accurate.