Dyfyniad APA

Van Paassen, P. (1946). Earth could be fair: A chronicle. New York: Book Find Club.

Dyfyniad Arddull Chicago

Van Paassen, Pierre. Earth Could Be Fair: A Chronicle. New York: Book Find Club, 1946.

Dyfyniad MLA

Van Paassen, Pierre. Earth Could Be Fair: A Chronicle. New York: Book Find Club, 1946.

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