League of Nations. Economic, Financial, and Transit Dept, Staley, E., & Knorr, K. E. (1946). Raw-material problems and policies. League of Nations.
Citação norma ChicagoLeague of Nations. Economic, Financial, and Transit Dept, Eugene Staley, and Klaus Eugen Knorr. Raw-material Problems and Policies. Geneva: League of Nations, 1946.
Citação norma MLALeague of Nations. Economic, Financial, and Transit Dept, et al. Raw-material Problems and Policies. League of Nations, 1946.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.