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Lua i Stíl Chicago (17ú heag.)Indian Academy of Social Sciences, Udai Prakash Arora, M. K. Patra, agus N. P. Chaubey. Social Cost of Bonded Labour. Allahabad: Indian Academy of Social Sciences, 1977.
Lua MLA (8ú heag.)Indian Academy of Social Sciences, et al. Social Cost of Bonded Labour. Indian Academy of Social Sciences, 1977.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.