Herzog, S. K., Ewing, S. R., Evans, K. L., MacCormick, A., Valqui, T., Bryce, R., . . . MacLeod, R. (2009). Vocalizations, Distribution, and Ecology of the Cloud-Forest Screech Owl (Megascops marshalli). The Wilson journal of ornithology, 121(2), 240-252. https://doi.org/10.1676/08-041.1
Chicago Style (17th ed.) CitationHerzog, Sebastian K., Steven R. Ewing, Karl L. Evans, Aidan MacCormick, Thomas Valqui, Rosalind Bryce, Michael Kessler, and Ross MacLeod. "Vocalizations, Distribution, and Ecology of the Cloud-Forest Screech Owl (Megascops Marshalli)." The Wilson Journal of Ornithology 121, no. 2 (2009): 240-252. https://doi.org/10.1676/08-041.1.
MLA (9th ed.) CitationHerzog, Sebastian K., et al. "Vocalizations, Distribution, and Ecology of the Cloud-Forest Screech Owl (Megascops Marshalli)." The Wilson Journal of Ornithology, vol. 121, no. 2, 2009, pp. 240-252, https://doi.org/10.1676/08-041.1.