Cite
Nashville Warblers ( Oreothlypis ruficapilla) use a single song type in southwestern Oregon with widely distributed song variants.
MLA
Janes, Stewart W., and Lee Ryker. “Nashville Warblers ( Oreothlypis Ruficapilla) Use a Single Song Type in Southwestern Oregon with Widely Distributed Song Variants.” Wilson Journal of Ornithology, vol. 128, no. 2, June 2016, pp. 412–18. EBSCOhost, https://doi.org/10.1676/wils-128-02-412-418.1.
APA
Janes, S. W., & Ryker, L. (2016). Nashville Warblers ( Oreothlypis ruficapilla) use a single song type in southwestern Oregon with widely distributed song variants. Wilson Journal of Ornithology, 128(2), 412–418. https://doi.org/10.1676/wils-128-02-412-418.1
Chicago
Janes, Stewart W., and Lee Ryker. 2016. “Nashville Warblers ( Oreothlypis Ruficapilla) Use a Single Song Type in Southwestern Oregon with Widely Distributed Song Variants.” Wilson Journal of Ornithology 128 (2): 412–18. doi:10.1676/wils-128-02-412-418.1.