International symposium on the chemical control of the human environment. (1970). The chemical control of the human environment: Plenary lectures presented at the International Symposium on the Chemical Control of the Human Environment held in Johannesburg, South Africa, 14-18 July 1969. Butterworths.
Chicago Style (17th ed.) CitationInternational symposium on the chemical control of the human environment. The Chemical Control of the Human Environment: Plenary Lectures Presented at the International Symposium on the Chemical Control of the Human Environment Held in Johannesburg, South Africa, 14-18 July 1969. London: Butterworths, 1970.
MLA (9th ed.) CitationInternational symposium on the chemical control of the human environment. The Chemical Control of the Human Environment: Plenary Lectures Presented at the International Symposium on the Chemical Control of the Human Environment Held in Johannesburg, South Africa, 14-18 July 1969. Butterworths, 1970.