Walling, W. E. (1916). The Socialism of to-day: A source-book of the present position and recent development of the socialist and labor parties in all countries, consisting mainly of original documents. H. Holt and Company.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रWalling, William English. The Socialism of To-day: A Source-book of the Present Position and Recent Development of the Socialist and Labor Parties in All Countries, Consisting Mainly of Original Documents. New York: H. Holt and Company, 1916.
एमएलए (8वां संस्करण) प्रशस्ति पत्रWalling, William English. The Socialism of To-day: A Source-book of the Present Position and Recent Development of the Socialist and Labor Parties in All Countries, Consisting Mainly of Original Documents. H. Holt and Company, 1916.
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