Gupta, R. K. Manufacture of electroplating and metal treatment chemicals: Metal-based chemical industries. Small business publications.
শিকাগো স্টাইলে সাইটেশনGupta, R K.,ed. Manufacture of Electroplating and Metal Treatment Chemicals: Metal-based Chemical Industries. Delhi: Small business publications.
এমএলএ সাইটেশনGupta, R K.,ed. Manufacture of Electroplating and Metal Treatment Chemicals: Metal-based Chemical Industries. Small business publications.
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