APA-viite

Wood, G. L. (1972). Guinness book of animal: Facts and feats. Guinness Superlatives.

Chicago-tyylinen lähdeviittaus

Wood, Gerald L. Guinness Book of Animal: Facts and Feats. London: Guinness Superlatives, 1972.

MLA-viite

Wood, Gerald L. Guinness Book of Animal: Facts and Feats. Guinness Superlatives, 1972.