Dyfyniad APA

Rosenqvist, T. (1974). Principles of Extractive Metallurgy. McGraw-Hill.

Dyfyniad Arddull Chicago

Rosenqvist, Terkel. Principles of Extractive Metallurgy. New York: McGraw-Hill, 1974.

Dyfyniad MLA

Rosenqvist, Terkel. Principles of Extractive Metallurgy. McGraw-Hill, 1974.

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