Lua APA (7ú heag.)

Oldcorn, R. (1989). Management skils and functions. Rupa.

Lua i Stíl Chicago (17ú heag.)

Oldcorn, Roger. Management Skils and Functions. London: Rupa, 1989.

Lua MLA (9ú heag.)

Oldcorn, Roger. Management Skils and Functions. Rupa, 1989.

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