Vanderblue, H. B., & Crum, W. L. (1927). The iron industry in prosperity and depression. A. W. Shaw company.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रVanderblue, Homer Bews, और William Leonard Crum. The Iron Industry in Prosperity and Depression. Chicago: A. W. Shaw company, 1927.
एमएलए (9वां संस्करण) प्रशस्ति पत्रVanderblue, Homer Bews, और William Leonard Crum. The Iron Industry in Prosperity and Depression. A. W. Shaw company, 1927.
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