Pettit, B., & Biro, D. (2013). Consequences and mechanisms of leadership in pigeon flocks.
Lua i Stíl Chicago (17ú heag.)Pettit, BG, agus D. Biro. Consequences and Mechanisms of Leadership in Pigeon Flocks. 2013.
Lua MLA (9ú heag.)Pettit, BG, agus D. Biro. Consequences and Mechanisms of Leadership in Pigeon Flocks. 2013.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.