Birds to watch: the ICBP world check-list of threatened birds.
Girton: International Council for Bird Preservation, 1988. Octavo, paperback. International Council for Bird Preservation Technical Publication No. 8. More
Girton: International Council for Bird Preservation, 1988. Octavo, paperback. International Council for Bird Preservation Technical Publication No. 8. More
London: Blandford Press, 1991. Octavo, Embossed owner's stamp, a fine copy in dustwrapper. More
Lusaka: Department of Game and Fisheries, 1963. Octavo, wrappers, printed wrappers, a very good copy. More