Murphy, John J. (1994) "Introduction" to Cather, Wila (1994) My Ántonia Penguin Books, New York, page vii, ISBN 0-14-018764-2
Murphy, John J. (1994) "Introduction" to Cather, Wila (1994) My Ántonia Penguin Books, New York, page xV, ISBN 0-14-018764-2, citing analysis by Blanche Gelfant, Deborah Lambert and Judith Fetterley
