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Lua i Stíl Chicago (17ú heag.)Roy, Kartick, Mike Roberts, agus Ershad Ali. Education, Human Capital, and Development. Hauppauge, N.Y.: Nova Science Publisher's, 2012.
Lua MLA (8ú heag.)Roy, Kartick, et al. Education, Human Capital, and Development. Nova Science Publisher's, 2012.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.