Spencer, D. D. (1983). An introduction to computers: Developing computer literacy. Merrill.
Lua i Stíl Chicago (17ú heag.)Spencer, Donald D. An Introduction to Computers: Developing Computer Literacy. Columbus, Ohio: Merrill, 1983.
Lua MLA (9ú heag.)Spencer, Donald D. An Introduction to Computers: Developing Computer Literacy. Merrill, 1983.
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