APA (7th ed.) Citation

World Archaeological Congress & Willis, R. G. (1994). Signifying animals: Human meaning in the natural world. Routledge.

Chicago Style (17th ed.) Citation

World Archaeological Congress and Roy G. Willis. Signifying Animals: Human Meaning in the Natural World. London [etc.]: Routledge, 1994.

MLA (9th ed.) Citation

World Archaeological Congress and Roy G. Willis. Signifying Animals: Human Meaning in the Natural World. Routledge, 1994.