APA-viite

Howells, G. W. (2005). Consumer protection law (2nd ed.). Ashgate.

Chicago-tyylinen lähdeviittaus

Howells, Geraint Weatherill. Consumer Protection Law. 2nd ed. England: Ashgate, 2005.

MLA-viite

Howells, Geraint Weatherill. Consumer Protection Law. 2nd ed. Ashgate, 2005.