Singh, R. G., & Sharma, R. (2003). Child labour in the glass bangle industry of Firozabad. V.V. Giri National Labour Institute.
Παραπομπή Chicago StyleSingh, Ruma Ghosh, και Rajeev Sharma. Child Labour in the Glass Bangle Industry of Firozabad. Noida: V.V. Giri National Labour Institute, 2003.
Παραπομπή MLASingh, Ruma Ghosh, και Rajeev Sharma. Child Labour in the Glass Bangle Industry of Firozabad. V.V. Giri National Labour Institute, 2003.
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