APA
West T. S., . (1973). Analytical chemistry. Pt 1 and 2. London: Butterworths.
Chicago
West T S, . 1973. Analytical chemistry. Pt 1 and 2. London: Butterworths.
Harvard
West T. S., . (1973). Analytical chemistry. Pt 1 and 2. London: Butterworths.
MLA
West T S, . Analytical chemistry. Pt 1 and 2. London: Butterworths. 1973.