Stonier, A. W., & Hague, D. C. (1980). A textbook of economic theory (5th ed.). Longman.
Cita Chicago (17th ed.)Stonier, Alfred W., i Douglas C. Hague. A Textbook of Economic Theory. 5th ed. London: Longman, 1980.
Cita MLA (9th ed.)Stonier, Alfred W., i Douglas C. Hague. A Textbook of Economic Theory. 5th ed. Longman, 1980.
Atenció: Aquestes cites poden no estar 100% correctes.