Dyfyniad APA

Tarbuck, J. E., & Lutgens Frederick K. (1994). Applications and investigations in earth science. Macmillan.

Dyfyniad Arddull Chicago

Tarbuck, J. Edward, and Lutgens Frederick K. Applications and Investigations in Earth Science. New York: Macmillan, 1994.

Dyfyniad MLA

Tarbuck, J. Edward, and Lutgens Frederick K. Applications and Investigations in Earth Science. Macmillan, 1994.

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