Lua APA (7ú heag.)

Gutzman, A. D. (2001). The e-commerce arsenal. McGraw-Hill.

Lua i Stíl Chicago (17ú heag.)

Gutzman, Alexis D. The E-commerce Arsenal. McGraw-Hill, 2001.

Lua MLA (8ú heag.)

Gutzman, Alexis D. The E-commerce Arsenal. McGraw-Hill, 2001.

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