Dyfyniad APA

Lillard, R. G. (1966). Eden in jeopardy: Man's prodigal meddling with his environment. Knopf.

Dyfyniad Arddull Chicago

Lillard, Richard Gordon. Eden in Jeopardy: Man's Prodigal Meddling with His Environment. New York: Knopf, 1966.

Dyfyniad MLA

Lillard, Richard Gordon. Eden in Jeopardy: Man's Prodigal Meddling with His Environment. Knopf, 1966.

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