Bolts, B. A., & Pawlowski. L. (1987). Wastewater Treatment by Ion - Exchange. Oxford University.
Dyfyniad Arddull ChicagoBolts, B A., and Pawlowski. L. Wastewater Treatment by Ion - Exchange. New Delhi: Oxford University, 1987.
Dyfyniad MLABolts, B A., and Pawlowski. L. Wastewater Treatment by Ion - Exchange. Oxford University, 1987.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.