CARVER, D. (1979). Introduction To Business Data Processing With Basic, Fortran, And Cobol Programming D.k.carver. John Willey & Sons.
Chicago-referens (17:e uppl.)CARVER, D.K. Introduction To Business Data Processing With Basic, Fortran, And Cobol Programming D.k.carver. John Willey & Sons, 1979.
MLA-referens (8:e uppl.)CARVER, D.K. Introduction To Business Data Processing With Basic, Fortran, And Cobol Programming D.k.carver. John Willey & Sons, 1979.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.