Hancock, James A.. Storks, ibises and spoonbills of the world. London: Academic Press/Harcourt Brace Jovanovich, Publishers, 1992. ISBN 0-12-322730-5. OCLC26933579.
Hancock, James A.. Storks, ibises and spoonbills of the world. London: Academic Press/Harcourt Brace Jovanovich, Publishers, 1992. ISBN 0-12-322730-5. OCLC26933579.
Hancock, James A.. Storks, ibises and spoonbills of the world. London: Academic Press/Harcourt Brace Jovanovich, Publishers, 1992. ISBN 0-12-322730-5. OCLC26933579.
Hancock, James A.. Storks, ibises and spoonbills of the world. London: Academic Press/Harcourt Brace Jovanovich, Publishers, 1992. ISBN 0-12-322730-5. OCLC26933579.