APA
Ciba Foundation, . (1974). Ciba foundation symposium new series (No-20): trypanosomiasis and leishmaniasis with special reference to chagas' disease (Held jointly with the venezuelan academy of Sciences and "La trinidad" medical center, caracas). Amsterdam: Elsevier-Excerpta-North Holland (Associated Scientific Publishers).
Chicago
Ciba Foundation, . 1974. Ciba foundation symposium new series (No-20): trypanosomiasis and leishmaniasis with special reference to chagas' disease (Held jointly with the venezuelan academy of Sciences and "La trinidad" medical center, caracas). Amsterdam: Elsevier-Excerpta-North Holland (Associated Scientific Publishers).
Harvard
Ciba Foundation, . (1974). Ciba foundation symposium new series (No-20): trypanosomiasis and leishmaniasis with special reference to chagas' disease (Held jointly with the venezuelan academy of Sciences and "La trinidad" medical center, caracas). Amsterdam: Elsevier-Excerpta-North Holland (Associated Scientific Publishers).
MLA
Ciba Foundation, . Ciba foundation symposium new series (No-20): trypanosomiasis and leishmaniasis with special reference to chagas' disease (Held jointly with the venezuelan academy of Sciences and "La trinidad" medical center, caracas). Amsterdam: Elsevier-Excerpta-North Holland (Associated Scientific Publishers). 1974.