Walters, R. S. (1992). The politics of global economic relations (4th.ed.). Prentice-Hall.
Chicago Style (17th ed.) ZitazioaWalters, Robert S. The Politics of Global Economic Relations. 4th.ed. Englewood Cliffs: Prentice-Hall, 1992.
MLA (9th ed.) ZitazioaWalters, Robert S. The Politics of Global Economic Relations. 4th.ed. Prentice-Hall, 1992.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.