Organización Mundial de la Salud, & Organización Mundial de la Salud. (1953). Design and operation of septic tanks: Third European seminar for sanitary engineer 27 October-1 November 1952, London, England. Geneva.
Chicago Style CitationOrganización Mundial de la Salud, and Organización Mundial de la Salud. Design and Operation of Septic Tanks: Third European Seminar for Sanitary Engineer 27 October-1 November 1952, London, England. Geneva, 1953.
MLA CitationOrganización Mundial de la Salud, and Organización Mundial de la Salud. Design and Operation of Septic Tanks: Third European Seminar for Sanitary Engineer 27 October-1 November 1952, London, England. Geneva, 1953.
Warning: These citations may not always be 100% accurate.