Byaruhanga, Charles. A survey of the seasonal fluctuation of crytosporidium and helminth parasites of free-ranging mountain gorillas in Bwindi Impenetrable Nati oanl Park / by Charles Byaruhanga. - Kampala : Makerere University, 2002. - xii, 52 p. : ill. ; 30 cm. Dissertation (B. Vet. Med.) - Makerere University, 2002. Includes bibliographic references. Subjects--Topical Terms: National parks and reserves. Dewey Class. No.: 363.68