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Lua i Stíl Chicago (17ú heag.)Maxwell, Joseph. Qualitative Research Design. 3rd. New Delhi: Sage Publication, 2012.
Lua MLA (9ú heag.)Maxwell, Joseph. Qualitative Research Design. 3rd. Sage Publication, 2012.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.