18. References
Coles. B. H. (1985). Avian Medicine and Surgery. Blackwell. Oxford.
Dyce, K.M.. Sack, W.O. and Wensing, C.J.G. (1987). Textbook of Veterinary Anatomy. Saunders.
Philadelphia.
Evans, H.E. (1969). 'Anatomy of the budgerigar'. In: Diseases of Cage and Aviary Birds (M.L. Petrak.
Ed.). Lea and Febiger. Philadelphia.
King. A.S. and McLelland. J. (Eds.) (1979-1989). Form and Function in Birds, V ols 1-4. Academic Press,
London.
King. A.S. and McLelland. J. (1984). Birds: Their Structure and Function. Bailliere Tindall, London.
Lowenstine. L.J. (1983). Avian anatomy and its relation to disease processes. In: Proceedings 1983
Annual Meeting of the Association of Avian Veterinarians, San Diego, pp.1-9.
McKibben. J.S. and Harrison, G.J. (1986). Clinical anatomy with emphasis on the Amazon Parrot. In
Clinical Avian Medicine and Surgery, including Aviculture (G.J. Harrison and L.R. Harrison, Eds.).
Saunders. Philadelphia.
Nickel, R.. Schummer. A. and Seiferle, E. (1977). Anatomy of the Domestic Birds (Translation by W.G.
Siller and P.A.L. Wight). Paul Parey, Berlin and Hamburg.