Christensen, J. (2006). Sonar 5 overdrive!: Expert quick tips. Boston, MA : Thomson.
Lua i Stíl Chicago (17ú heag.)Christensen, James. Sonar 5 Overdrive!: Expert Quick Tips. Boston, MA : Thomson, 2006.
Lua MLA (9ú heag.)Christensen, James. Sonar 5 Overdrive!: Expert Quick Tips. Boston, MA : Thomson, 2006.
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