Dyfyniad APA

Facts on File, Inc, & International Union for Conservation of Nature and Natural Resources. (1994). Masterworks of man & nature (2nd ed.). Facts on File.

Dyfyniad Arddull Chicago

Facts on File, Inc, and International Union for Conservation of Nature and Natural Resources. Masterworks of Man & Nature. 2nd ed. New York: Facts on File, 1994.

Dyfyniad MLA

Facts on File, Inc, and International Union for Conservation of Nature and Natural Resources. Masterworks of Man & Nature. 2nd ed. Facts on File, 1994.

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