Dyfyniad APA

Walcutt, C. C. (1969). John O'Hara. University of Minnesota Press.

Dyfyniad Arddull Chicago

Walcutt, Charles Child. John O'Hara. Minneapolis: University of Minnesota Press, 1969.

Dyfyniad MLA

Walcutt, Charles Child. John O'Hara. University of Minnesota Press, 1969.

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