APA (7th ed.) Citation

Christie's (New York, NY). (2018). John James Audubon's The Birds of America, the Duke of Portland set. Christie's.

Chicago Style (17th ed.) Citation

Christie's (New York, NY). John James Audubon's The Birds of America, the Duke of Portland Set. New York: Christie's, 2018.

MLA (9th ed.) Citation

Christie's (New York, NY). John James Audubon's The Birds of America, the Duke of Portland Set. Christie's, 2018.