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Lua i Stíl Chicago (17ú heag.)Ridgeway, Christopher. Strategic People Management and Empowering Change. Mumbai: Jaico, 1995.
Lua MLA (9ú heag.)Ridgeway, Christopher. Strategic People Management and Empowering Change. Jaico, 1995.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.