Robert, E. . .. (1950). Extraction of Non-ferrous metals. Temple press ltd Bowling Green lane.
Chicago Edition CitationRobert, E.R. Extraction of Non-ferrous Metals. London: Temple press ltd Bowling Green lane, 1950.
MLA Edition CitationRobert, E.R. Extraction of Non-ferrous Metals. Temple press ltd Bowling Green lane, 1950.
Warning: These citations may not always be 100% accurate.