APA (7th ed.) Citation

Weir, A., Chappell, J., & Kacelnik, A. (2002). Shaping of hooks in New Caledonian crows.

Chicago Style (17th ed.) Citation

Weir, A., J. Chappell, and A. Kacelnik. Shaping of Hooks in New Caledonian Crows. 2002.

MLA (9th ed.) Citation

Weir, A., et al. Shaping of Hooks in New Caledonian Crows. 2002.