APA (7th ed.) Citation

Halm, G. N. (1965). Economic systems: A comparative analysis. Holt, Rinehart and Winston.

Chicago Style (17th ed.) Citation

Halm, George N. Economic Systems: A Comparative Analysis. Nueva York: Holt, Rinehart and Winston, 1965.

MLA (9th ed.) Citation

Halm, George N. Economic Systems: A Comparative Analysis. Holt, Rinehart and Winston, 1965.

Warning: These citations may not always be 100% accurate.