New York University. Institute of Economic Affairs & Babian, H. (1961). The permanent frontier: An illustrated history of the U.S. economy in action.
Chicago Style (17th ed.) CitationNew York University. Institute of Economic Affairs and Haig Babian. The Permanent Frontier: An Illustrated History of the U.S. Economy in Action. [New York?], 1961.
MLA (9th ed.) CitationNew York University. Institute of Economic Affairs and Haig Babian. The Permanent Frontier: An Illustrated History of the U.S. Economy in Action. 1961.
Warning: These citations may not always be 100% accurate.