ProQuest (Firm), Engerman, S. L., & Gallman, R. E. (1992). Long-term factors in American economic growth (Pbk. ed.). Chicago: University of Chicago Press.
Chicago Style CitationProQuest (Firm), Stanley L. Engerman, and Robert E. Gallman. Long-term Factors in American Economic Growth. Pbk. ed. Chicago: University of Chicago Press, 1992.
MLA CitationProQuest (Firm), Stanley L. Engerman, and Robert E. Gallman. Long-term Factors in American Economic Growth. Pbk. ed. Chicago: University of Chicago Press, 1992.
Warning: These citations may not always be 100% accurate.