Dyfyniad APA
Berthoff, W. (1989). Hart Crane, a re-introduction. University of Minnesota Press.
Dyfyniad Arddull Chicago
Berthoff, Warner. Hart Crane, a Re-introduction. Minneapolis: University of Minnesota Press, 1989.
Dyfyniad MLA
Berthoff, Warner. Hart Crane, a Re-introduction. University of Minnesota Press, 1989.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.