Dyfyniad APA

(2000). Doing research on crime and justice. Oxford University Press.

Dyfyniad Arddull Chicago

Doing Research on Crime and Justice. New York: Oxford University Press, 2000.

Dyfyniad MLA

Doing Research on Crime and Justice. Oxford University Press, 2000.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.