Problems of modern industry,
by Sidney & Beatrice Webb.
APA Citation
Webb, S., Webb, B. (1920). Problems of modern industry. New ed. London: Longmans, Green, and co..
MLA Citation
Webb, Sidney, 1859-1947, and Beatrice Webb. Problems of Modern Industry. New ed. London: Longmans, Green, and co., 1920.
Warning: These citations may not always be complete (especially for serials).