Dyfyniad APA
Heckman, H., & Olin, L. (2014). Island year (First paperback edition.). University of Washington Press.
Dyfyniad Arddull Chicago
Heckman, Hazel, and Laurie Olin. Island Year. First paperback edition. Seattle, Washington: University of Washington Press, 2014.
Dyfyniad MLA
Heckman, Hazel, and Laurie Olin. Island Year. First paperback edition. University of Washington Press, 2014.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.