Dyfyniad APA

Eisler, R. (1981). Trace metal concentrations in marine organisms. Pergamon press.

Dyfyniad Arddull Chicago

Eisler, Ronald. Trace Metal Concentrations in Marine Organisms. New york: Pergamon press, 1981.

Dyfyniad MLA

Eisler, Ronald. Trace Metal Concentrations in Marine Organisms. Pergamon press, 1981.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.