(1970). Technological development in lead and zinc production and their significance to developing countries. New York: United Nations Industrial Development Organization.
Chicago Style CitationTechnological Development in Lead and Zinc Production and Their Significance to Developing Countries. New York: United Nations Industrial Development Organization, 1970.
MLA CitationTechnological Development in Lead and Zinc Production and Their Significance to Developing Countries. New York: United Nations Industrial Development Organization, 1970.
Warning: These citations may not always be 100% accurate.