APA (7. basım) Alıntı

Irwin, C. H. F. (1980). Strange footprints on the land: Vikings in America. Harper & Row.

Chicago Style (17. basım) Atıf

Irwin, Constance H. Frick. Strange Footprints on the Land: Vikings in America. New York: Harper & Row, 1980.

MLA (9th ed.) Atıf

Irwin, Constance H. Frick. Strange Footprints on the Land: Vikings in America. Harper & Row, 1980.