Day, D. (1972). On pilgrimage: The sixties. Curtis Books.
Dyfyniad Arddull ChicagoDay, Dorothy. On Pilgrimage: The Sixties. New York, N.Y.: Curtis Books, 1972.
Dyfyniad MLADay, Dorothy. On Pilgrimage: The Sixties. Curtis Books, 1972.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.