Lua APA (7ú heag.)

Combe,Colin. (2006). Introduction to E Business and Strategy. Elsevier.

Lua i Stíl Chicago (17ú heag.)

Combe,Colin. Introduction to E Business and Strategy. Amstradam: Elsevier, 2006.

Lua MLA (9ú heag.)

Combe,Colin. Introduction to E Business and Strategy. Elsevier, 2006.

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