Lua APA (7ú heag.)
Haag, S., Cummings, M., & Rea, A. I. (2004). Computing concepts (2nd ed.). McGraw Hill.
Lua i Stíl Chicago (17ú heag.)
Haag, Stephen, Maeve Cummings, agus Alan I. Rea. Computing Concepts. 2nd ed. Boston: McGraw Hill, 2004.
Lua MLA (9ú heag.)
Haag, Stephen, et al. Computing Concepts. 2nd ed. McGraw Hill, 2004.
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