Halm, G. N. (1968). Economic systems: A comparative analysis (3rd ed.). Holt, Rinehart and Winston.
Style de citation Chicago (17e éd.)Halm, George Nikolaus. Economic Systems: A Comparative Analysis. 3rd ed. New York: Holt, Rinehart and Winston, 1968.
Style de citation MLA (9e éd.)Halm, George Nikolaus. Economic Systems: A Comparative Analysis. 3rd ed. Holt, Rinehart and Winston, 1968.
Attention : ces citations peuvent ne pas être correctes à 100%.