Burns, E. M. (1956). Social security and public policy. McGraw-Hill.
Chicago Style (17th ed.) ZitazioaBurns, Eveline M. Social Security and Public Policy. New York: McGraw-Hill, 1956.
MLA (9th ed.) ZitazioaBurns, Eveline M. Social Security and Public Policy. McGraw-Hill, 1956.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.