Worrall, W. E. (1969). Raw materials (2.ed.). MacLaren.
Chicago Style (17th ed.) CitationWorrall, William E. Raw Materials. 2.ed. London: MacLaren, 1969.
MLA (9th ed.) CitationWorrall, William E. Raw Materials. 2.ed. MacLaren, 1969.
Warning: These citations may not always be 100% accurate.