American Ornithological Society & Oxford University Press. (2021). Ornithology. Oxford University Press.
Chicago Style (17. basım) AtıfAmerican Ornithological Society ve Oxford University Press. Ornithology. Oxford: Oxford University Press, 2021.
MLA (9th ed.) AtıfAmerican Ornithological Society ve Oxford University Press. Ornithology. Oxford University Press, 2021.
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