APA (7th ed.) Citation

Halm, G. N. (1964). Economic systems: A comparative analysis (Revised.). Holt, Rinehart and Winston.

Chicago Style (17th ed.) Citation

Halm, George N. Economic Systems: A Comparative Analysis. Revised. New York, NY u.a: Holt, Rinehart and Winston, 1964.

MLA (9th ed.) Citation

Halm, George N. Economic Systems: A Comparative Analysis. Revised. Holt, Rinehart and Winston, 1964.