Dyfyniad APA

West, J. L. W. (1990). American authors and the literary marketplace since 1900. University of Pennsylvania Press.

Dyfyniad Arddull Chicago

West, James L. W. American Authors and the Literary Marketplace Since 1900. Philadelphia: University of Pennsylvania Press, 1990.

Dyfyniad MLA

West, James L. W. American Authors and the Literary Marketplace Since 1900. University of Pennsylvania Press, 1990.

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