Parsons,June Jamrich, & Oja, D. (1998). Computer Concepts (3rd ed.). Thomson Coursechnology.
Lua i Stíl Chicago (17ú heag.)Parsons,June Jamrich, agus Dan Oja. Computer Concepts. 3rd ed. USA: Thomson Coursechnology, 1998.
Lua MLA (9ú heag.)Parsons,June Jamrich, agus Dan Oja. Computer Concepts. 3rd ed. Thomson Coursechnology, 1998.
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