League of Nations. Economic, Financial, and Transit Dept, Staley, E., & Knorr, K. E. (1946). Raw-material problems and policies. League of Nations.
Cita Chicago Style (17a ed.)League of Nations. Economic, Financial, and Transit Dept, Eugene Staley, y Klaus Eugen Knorr. Raw-material Problems and Policies. Geneva: League of Nations, 1946.
Cita MLA (8a ed.)League of Nations. Economic, Financial, and Transit Dept, et al. Raw-material Problems and Policies. League of Nations, 1946.
Precaución: Estas citas no son 100% exactas.