Owen, R. D. (1848). Labor: Its history and prospects : an address delivered before the Young Men's Mercantile Library Association of Cincinnati on Tuesday, February 1, 1848. Cincinnati, Oh..
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रOwen, Robert Dale. Labor: Its History and Prospects : An Address Delivered Before the Young Men's Mercantile Library Association of Cincinnati on Tuesday, February 1, 1848. Cincinnati, Oh., 1848.
एमएलए (8वां संस्करण) प्रशस्ति पत्रOwen, Robert Dale. Labor: Its History and Prospects : An Address Delivered Before the Young Men's Mercantile Library Association of Cincinnati on Tuesday, February 1, 1848. Cincinnati, Oh., 1848.
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