Dyfyniad APA
Costa, D. L., & Kahn, M. E. (2008). Heroes & cowards: The social face of war. Princeton University Press.
Dyfyniad Arddull Chicago
Costa, Dora L., and Matthew E. Kahn. Heroes & Cowards: The Social Face of War. Princeton: Princeton University Press, 2008.
Dyfyniad MLA
Costa, Dora L., and Matthew E. Kahn. Heroes & Cowards: The Social Face of War. Princeton University Press, 2008.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.