Feduccia, Alan, author
Yale University Press, 1999
Buku Teks
Sibley, Charles Gald, author
Yale University Press, 1991
Buku Teks
Ahghari, Zohreh
Florida state university, 1991
Buku Teks
See, Henri
Noel Douglas, 1928
Buku Teks
May, John F.
Springer, 2012
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