Homberger, D. G. (1986). The lingual apparatus of the African grey parrot, Psittacus erithacus Linne (Aves: Psittacidae): Description and theoretical mechanical analysis. The American Ornithologists' Union.
Chicago Style (17th ed.) CitationHomberger, Dominique G. The Lingual Apparatus of the African Grey Parrot, Psittacus Erithacus Linne (Aves: Psittacidae): Description and Theoretical Mechanical Analysis. Washington, DC: The American Ornithologists' Union, 1986.
MLA (9th ed.) CitationHomberger, Dominique G. The Lingual Apparatus of the African Grey Parrot, Psittacus Erithacus Linne (Aves: Psittacidae): Description and Theoretical Mechanical Analysis. The American Ornithologists' Union, 1986.
Warning: These citations may not always be 100% accurate.