Dyfyniad APA
Alin, E. G. (2003). Lake effect: Along Superior's shores. University of Minnesota Press.
Dyfyniad Arddull Chicago
Alin, Erika G. Lake Effect: Along Superior's Shores. Minneapolis: University of Minnesota Press, 2003.
Dyfyniad MLA
Alin, Erika G. Lake Effect: Along Superior's Shores. University of Minnesota Press, 2003.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.