Dyfyniad APA

International Catholic Truth Society. (1940). A simple prayer book.

Dyfyniad Arddull Chicago

International Catholic Truth Society. A Simple Prayer Book. Brooklyn, New York : International Catholic Truth Society, 1940.

Dyfyniad MLA

International Catholic Truth Society. A Simple Prayer Book. 1940.

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