Edwards, K. L., Miller, M. A., Carlstead, K., & Brown, J. L. (2019). Relationships between housing and management factors and clinical health events in elephants in North American zoos. PLoS One.
Chicago-tyylinen lähdeviittausEdwards, Katie L., Michele A. Miller, Kathy Carlstead, ja Janine L. Brown. "Relationships between Housing and Management Factors and Clinical Health Events in Elephants in North American Zoos." PLoS One 2019.
MLA-viiteEdwards, Katie L., Michele A. Miller, Kathy Carlstead, ja Janine L. Brown. "Relationships between Housing and Management Factors and Clinical Health Events in Elephants in North American Zoos." PLoS One 2019.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.