APA Style

Nohl, J., Clarke, C, H. (1961). The Black Death: A Chronicle of the Plague, compiled from contemporary sources (Abridged edition). London (England): Unwin.

MLA Style

Nohl, Johannes., Clarke, C., H.. "The Black Death: A Chronicle of the Plague, compiled from contemporary sources". Abridged edition London (England): Unwin, 1961. Text.