APA-viite

Clark, M. (1960). Elements of commerce: For beginers. Longmans green and company limited.

Chicago-tyylinen lähdeviittaus

Clark, M. Elements of Commerce: For Beginers. London: Longmans green and company limited, 1960.

MLA-viite

Clark, M. Elements of Commerce: For Beginers. Longmans green and company limited, 1960.