Dyfyniad APA

O' Neill, E. (1956). Long days journey into night. New York: Yale University press.

Dyfyniad Arddull Chicago

O' Neill, Eugene. Long Days Journey Into Night. New York: Yale University press, 1956.

Dyfyniad MLA

O' Neill, Eugene. Long Days Journey Into Night. New York: Yale University press, 1956.

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