Carson, B., & Smith, I. (1977). Trace metals in the environment V.1 Thallium. Ann Arbor Science.
Dyfyniad Arddull ChicagoCarson, B.L, and I.C Smith. Trace Metals in the Environment V.1 Thallium. Michigan: Ann Arbor Science, 1977.
Dyfyniad MLACarson, B.L, and I.C Smith. Trace Metals in the Environment V.1 Thallium. Ann Arbor Science, 1977.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.