Lua APA (7ú heag.)

ArmstrongM., P. R. (2007). Handbook of Industrial Organization. ELSEVIER.

Lua i Stíl Chicago (17ú heag.)

ArmstrongM., Porter R. Handbook of Industrial Organization. ELSEVIER, 2007.

Lua MLA (8ú heag.)

ArmstrongM., Porter R. Handbook of Industrial Organization. ELSEVIER, 2007.

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