Richardson, J. (2003). Possessions: The history and uses of haunting in the Hudson Valley. Harvard University Press.
Dyfyniad Arddull ChicagoRichardson, Judith. Possessions: The History and Uses of Haunting in the Hudson Valley. Cambridge, Mass.: Harvard University Press, 2003.
Dyfyniad MLARichardson, Judith. Possessions: The History and Uses of Haunting in the Hudson Valley. Harvard University Press, 2003.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.