1. Benham , M. 1963 An introduction to the birds of Hong Kong
2. The spacing of repeats;Blake;Bird-Banding,1948
3. The problem of the return of migratory birds;Blake;Bird-Banding,1951
4. Notes sur l'hirondelle de cheminée, Hirundo rustica L., dans son quartier d'hiver;Bont de;Gerfaut,1957
5. The status and movements of the European Swallow, Hirundo rustica, in the most southern parts of Africa;Bkoekhuysen;Ardea,1964