Dyfyniad APA

Sterling, P. (1970). Sea and earth: The life of Rachel Carson. New York: Thomas Y. Crowell Company.

Dyfyniad Arddull Chicago

Sterling, Philip. Sea and Earth: The Life of Rachel Carson. New York: Thomas Y. Crowell Company, 1970.

Dyfyniad MLA

Sterling, Philip. Sea and Earth: The Life of Rachel Carson. New York: Thomas Y. Crowell Company, 1970.

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