Frenkel, J. A., Dooley, M. P., & Wickham, P. (1989). Analytical issues in debt. International Monetary Fund.
Cita Chicago (17th ed.)Frenkel, Jacob A., Michael P. Dooley, i Peter Wickham. Analytical Issues in Debt. Washington, D. C: International Monetary Fund, 1989.
Cita MLA (9th ed.)Frenkel, Jacob A., et al. Analytical Issues in Debt. International Monetary Fund, 1989.
Atenció: Aquestes cites poden no estar 100% correctes.