APA-viite

Frings, H. (1970). Concepts of zoology. The Macmillan company.

Chicago-tyylinen lähdeviittaus

Frings, Hubert. Concepts of Zoology. London: The Macmillan company, 1970.

MLA-viite

Frings, Hubert. Concepts of Zoology. The Macmillan company, 1970.