Lua APA (7ú heag.)

Barrett Derm. (1997). Paradox Process: Creative business solutions, where you least expect to find them. American Management Assciation.

Lua i Stíl Chicago (17ú heag.)

Barrett Derm. Paradox Process: Creative Business Solutions, Where You Least Expect to Find Them. NewYork: American Management Assciation, 1997.

Lua MLA (9ú heag.)

Barrett Derm. Paradox Process: Creative Business Solutions, Where You Least Expect to Find Them. American Management Assciation, 1997.

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