Dyfyniad APA

Southworth, G. V. D., & Southworth, J. V. D. (1958). A work book on Long ago in the Old World. Iroquois Pub. Co..

Dyfyniad Arddull Chicago

Southworth, Gertrude Van Duyn, and John Van Duyn Southworth. A Work Book on Long Ago in the Old World. Syracuse, N.Y.: Iroquois Pub. Co., 1958.

Dyfyniad MLA

Southworth, Gertrude Van Duyn, and John Van Duyn Southworth. A Work Book on Long Ago in the Old World. Iroquois Pub. Co., 1958.

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