International Economic Association., Pajestka, J., Feinstein, C. H., & Polskie Towarzystwo Ekonoiczne. (1980). The Relevance of economic theories: Proceedings of a conference held by the International Economic Association in collaboration with the Polish Economic Association at Warsaw, Poland. London: Macmillan.
Παραπομπή Chicago StyleInternational Economic Association., Jozef Pajestka, C. H. Feinstein, and Polskie Towarzystwo Ekonoiczne. The Relevance of Economic Theories: Proceedings of a Conference Held By the International Economic Association in Collaboration With the Polish Economic Association At Warsaw, Poland. London: Macmillan, 1980.
Παραπομπή MLAInternational Economic Association., Jozef Pajestka, C. H. Feinstein, and Polskie Towarzystwo Ekonoiczne. The Relevance of Economic Theories: Proceedings of a Conference Held By the International Economic Association in Collaboration With the Polish Economic Association At Warsaw, Poland. London: Macmillan, 1980.