Dyfyniad APA

Wyss, J. D., & Warren, E. G. (1990). The Swiss family Robinson. Baronet Books.

Dyfyniad Arddull Chicago

Wyss, Johann David, and Eliza Gatewood Warren. The Swiss Family Robinson. New York: Baronet Books, 1990.

Dyfyniad MLA

Wyss, Johann David, and Eliza Gatewood Warren. The Swiss Family Robinson. Baronet Books, 1990.

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