Lecorps, B., Kappel, S., Weary, D. M., & von Keyserlingk, M. A. G. (2019). Social proximity in dairy calves is affected by differences in pessimism. PLoS One.
Chicago-tyylinen lähdeviittausLecorps, Benjamin, Sarah Kappel, Daniel M. Weary, ja Marina A. G. von Keyserlingk. "Social Proximity in Dairy Calves Is Affected By Differences in Pessimism." PLoS One 2019.
MLA-viiteLecorps, Benjamin, Sarah Kappel, Daniel M. Weary, ja Marina A. G. von Keyserlingk. "Social Proximity in Dairy Calves Is Affected By Differences in Pessimism." PLoS One 2019.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.