Spence, W., & Friedman, E. M. (1933). Tracts on political economy, viz.: 1. Britain independent of commerce; 2. Agriculture the source of wealth; 3. The objections against the corn bill refuted; 4. Speech on the East India trade. Priv. print.
Chicago Style (17th ed.) CitationSpence, William, and Elisha Michael Friedman. Tracts on Political Economy, Viz.: 1. Britain Independent of Commerce; 2. Agriculture the Source of Wealth; 3. The Objections Against the Corn Bill Refuted; 4. Speech on the East India Trade. New York: Priv. print, 1933.
MLA (9th ed.) CitationSpence, William, and Elisha Michael Friedman. Tracts on Political Economy, Viz.: 1. Britain Independent of Commerce; 2. Agriculture the Source of Wealth; 3. The Objections Against the Corn Bill Refuted; 4. Speech on the East India Trade. Priv. print, 1933.