Lua APA (7ú heag.)

Kotter John P. John P Kotter on what Leaders Really Do. Harvard Bus. School Press.

Lua i Stíl Chicago (17ú heag.)

Kotter John P. John P Kotter on What Leaders Really Do. Boston: Harvard Bus. School Press.

Lua MLA (9ú heag.)

Kotter John P. John P Kotter on What Leaders Really Do. Harvard Bus. School Press.

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