Dyfyniad APA
Hemingway, E. (1968). For whom the bell tolls. Charles Scribner's.
Dyfyniad Arddull Chicago
Hemingway, Ernest. For Whom the Bell Tolls. New York: Charles Scribner's, 1968.
Dyfyniad MLA
Hemingway, Ernest. For Whom the Bell Tolls. Charles Scribner's, 1968.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.