(1942). Twentieth century authors: A biographical dictionary of modern literature. New York: The H. W. Wilson.
Dyfyniad Arddull ChicagoTwentieth Century Authors: A Biographical Dictionary of Modern Literature. New York: The H. W. Wilson, 1942.
Dyfyniad MLATwentieth Century Authors: A Biographical Dictionary of Modern Literature. New York: The H. W. Wilson, 1942.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.