APA-viite

Gurney, R. (1933). British freshwater cope poda V3. Ray society.

Chicago-tyylinen lähdeviittaus

Gurney, Robert. British Freshwater Cope Poda V3. London: Ray society, 1933.

MLA-viite

Gurney, Robert. British Freshwater Cope Poda V3. Ray society, 1933.