Dyfyniad APA
Athar, M., & Vohora, S. B. (2017). Heavy metals and environment. New Age International.
Dyfyniad Arddull Chicago
Athar, Mohammad, and Shashi B. Vohora. Heavy Metals and Environment. Kolkata: New Age International, 2017.
Dyfyniad MLA
Athar, Mohammad, and Shashi B. Vohora. Heavy Metals and Environment. New Age International, 2017.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.