Cita APA (7a ed.)

Thumm, U. (1981). Peru: Major development policy issues and recommendations. World Bank.

Cita Chicago Style (17a ed.)

Thumm, Ulrich. Peru: Major Development Policy Issues and Recommendations. Washington: World Bank, 1981.

Cita MLA (9a ed.)

Thumm, Ulrich. Peru: Major Development Policy Issues and Recommendations. World Bank, 1981.