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Lua i Stíl Chicago (17ú heag.)Stevenson William. Operation Management. 8. New Delhi: TATA McGraw-Hill, 2005.
Lua MLA (9ú heag.)Stevenson William. Operation Management. 8. TATA McGraw-Hill, 2005.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.