1. Buchanan, I. C. (1958–9). (Personal communications.)
2. Topographic Map, St. Kitts;Burdon;Geographical Section, General Staff, War Office, No. 2941,1920
3. Observations on a parasitological tour of the Lesser Antilles;Cameron,1929
4. The history of schistosomiasis in Puerto Rico;Faust;Puerto Rico J. Publ. Hlth.,1933
5. Bibliografia seleccionada sobre la bilharzia Antillana, o esquistosomiasis mansoni;Ferguson,1958