APA-viite

Ashfield, E. S. (1999). Sale of goods and consumer credit in practice (3rd ed.). Blackstone Press.

Chicago-tyylinen lähdeviittaus

Ashfield, Evan Stanton. Sale of Goods and Consumer Credit in Practice. 3rd ed. London: Blackstone Press, 1999.

MLA-viite

Ashfield, Evan Stanton. Sale of Goods and Consumer Credit in Practice. 3rd ed. Blackstone Press, 1999.