Katona, G. (1965). Private pensions and individual saving. University of Michigan.
Chicago Style aipamenaKatona, George. Private Pensions and Individual Saving. Ann Arbor: University of Michigan, 1965.
MLA aipamenaKatona, George. Private Pensions and Individual Saving. University of Michigan, 1965.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.