Biblio

M. Strauss and Cross, P., “Health aspects of nightsoil and sludge use in agriculture and aquaculture. Part I : Existing practices and beliefs in the utilization of human excreta ; Part II : Pathogen survival”, vol. no. 04/85. International Reference Centre for Waste Disposal, Duebendorf, Switzerland, p. ca. 150 p.: fig., tab., 1986.