Khan, B. Z., & Sokoloff, K. L. (1992). "Schemes of practical utility": Entrepreneurship and innovation among 'great inventors' in the United States, 1790 - 1865.
Chicago Style (17th ed.) CitationKhan, B. Z., and Kenneth L. Sokoloff. "Schemes of Practical Utility": Entrepreneurship and Innovation Among 'Great Inventors' in the United States, 1790 - 1865. Cambridge, MA, 1992.
MLA (9th ed.) CitationKhan, B. Z., and Kenneth L. Sokoloff. "Schemes of Practical Utility": Entrepreneurship and Innovation Among 'Great Inventors' in the United States, 1790 - 1865. 1992.
Warning: These citations may not always be 100% accurate.