Dyfyniad APA

Raymond, L. A. (1995). Petrology: : the study of igneous, sedimentary and metamorphic rocks. WMC Brown.

Dyfyniad Arddull Chicago

Raymond, Loren A. Petrology: : The Study of Igneous, Sedimentary and Metamorphic Rocks. Dubuque: WMC Brown, 1995.

Dyfyniad MLA

Raymond, Loren A. Petrology: : The Study of Igneous, Sedimentary and Metamorphic Rocks. WMC Brown, 1995.

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