Banco Mundial & Banco Mundial. (1990). World debt tables 1990-91: External debt of developing countries. Banco Mundial.
Chicago Style (17th ed.) CitationBanco Mundial and Banco Mundial. World Debt Tables 1990-91: External Debt of Developing Countries. Washington, D.C: Banco Mundial, 1990.
MLA (9th ed.) CitationBanco Mundial and Banco Mundial. World Debt Tables 1990-91: External Debt of Developing Countries. Banco Mundial, 1990.