por Mano, M. Morris, 1927- [autor] | Franco G., Carlos A [traductor] | Mano, M. Morris, 1927-. Computer system architecture.
por Grauer, Robert T, 1945- [autor] | Franco G., Carlos A [traductor] | Crawford, Marshal A, 1943- [autor] | Grauer, Robert T, 1945-. Structured cobol.