APA (7th ed.) Citation

Buckingham, W. S. (1958). Theoretical economic systems: A comparative analysis. Ronald Press Co.

Chicago Style (17th ed.) Citation

Buckingham, Walter S. Theoretical Economic Systems: A Comparative Analysis. New York: Ronald Press Co, 1958.

MLA (9th ed.) Citation

Buckingham, Walter S. Theoretical Economic Systems: A Comparative Analysis. Ronald Press Co, 1958.