TY - BOOK ED - Industrial Waste Conference ED - Purdue University TI - Proceedings of the fourth industrial waste conference held al Purdue University september 21-22, 1948 T2 - Extension series AV - TP995.A1 I52 1948 PY - 1948///] CY - Lafayette, indiana PB - Purdue university KW - Basuras y aprovechamiento de basuras KW - Congresos N1 - "sponsor school of civil engineering and technical extension division purdue university lafayette, indiana and division of sanitary engineering indiana state board of health indianapolis, indiana" ER -