Dyfyniad APA

von Bayern, A., Danel, S., Auersperg, A., Mioduszewska, B., & Kacelnik, A. (2018). Compound tool construction by New Caledonian crows. Springer Nature.

Dyfyniad Arddull Chicago

von Bayern, A., S. Danel, A. Auersperg, B. Mioduszewska, and A. Kacelnik. Compound Tool Construction by New Caledonian Crows. Springer Nature, 2018.

Dyfyniad MLA

von Bayern, A., et al. Compound Tool Construction by New Caledonian Crows. Springer Nature, 2018.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.