Long, L. E., & Long, N. (1997). Introduction to computers & information systems (5th ed., the Internet ed.). Prentice Hall.
Chicago-čujuhus (17. p.)Long, Larry E., juo Nancy Long. Introduction to Computers & Information Systems. 5th ed., the Internet ed. Upper Saddle River, NJ: Prentice Hall, 1997.
MLA-čujuhus (9. p.)Long, Larry E., juo Nancy Long. Introduction to Computers & Information Systems. 5th ed., the Internet ed. Prentice Hall, 1997.
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