Cita APA (7th ed.)
Burtt, E. H., Jr., & Davis, W. E., Jr. (2013). Alexander Wilson: The Scot who founded American ornithology. Belknap Press of Harvard University Press.
Cita Chicago (17th ed.)
Burtt, Edward H., Jr., i William E. Davis, Jr. Alexander Wilson: The Scot Who Founded American Ornithology. Cambridge: Belknap Press of Harvard University Press, 2013.
Cita MLA (9th ed.)
Burtt, Edward H., Jr., i William E. Davis, Jr. Alexander Wilson: The Scot Who Founded American Ornithology. Belknap Press of Harvard University Press, 2013.
Atenció: Aquestes cites poden no estar 100% correctes.