Dyfyniad APA

Winter, A. R. (1949). Why not make a retreat? Mayfield Pamphlet Service.

Dyfyniad Arddull Chicago

Winter, A. R. Why Not Make a Retreat? [Place of publication not identified]: Mayfield Pamphlet Service, 1949.

Dyfyniad MLA

Winter, A. R. Why Not Make a Retreat? Mayfield Pamphlet Service, 1949.

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