Carver, D. K. (1979). Introduction to business data processing: With Basic, Fortran, and Cobol programming (2d ed.). Wiley.
Lua i Stíl Chicago (17ú heag.)Carver, D. K. Introduction to Business Data Processing: With Basic, Fortran, and Cobol Programming. 2d ed. New York: Wiley, 1979.
Lua MLA (8ú heag.)Carver, D. K. Introduction to Business Data Processing: With Basic, Fortran, and Cobol Programming. 2d ed. Wiley, 1979.
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