Gupta, R. K. Manufacture of electroplating and metal treatment chemicals: Metal-based chemical industries. Small business publications.
Citação norma ChicagoGupta, R K.,ed. Manufacture of Electroplating and Metal Treatment Chemicals: Metal-based Chemical Industries. Delhi: Small business publications.
Citação norma MLAGupta, R K.,ed. Manufacture of Electroplating and Metal Treatment Chemicals: Metal-based Chemical Industries. Small business publications.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.