Manivasakam, N. (1993). Physico-chemical examination of water, sewage and industrial effluents. Pragati Prakashan.
Dyfyniad Arddull ChicagoManivasakam, N. Physico-chemical Examination of Water, Sewage and Industrial Effluents. Meerut: Pragati Prakashan, 1993.
Dyfyniad MLAManivasakam, N. Physico-chemical Examination of Water, Sewage and Industrial Effluents. Pragati Prakashan, 1993.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.