एपीए उद्धरण

Massen, J., Szipl, G., Spreafico, M., & Bugnyar, T. (2014). Ravens Intervene in Others’ Bonding Attempts. Curr Biol.

शिकागो स्टाइल उद्धरण

Massen, Jorg J.M., Georgine Szipl, Michela Spreafico, और Thomas Bugnyar. "Ravens Intervene in Others’ Bonding Attempts." Curr Biol 2014.

एमएलए उद्धरण

Massen, Jorg J.M., Georgine Szipl, Michela Spreafico, और Thomas Bugnyar. "Ravens Intervene in Others’ Bonding Attempts." Curr Biol 2014.