Contributors
-, -. (2000). Robert Mendel won the 1999 Nobel Prize in Economics. Social Security Journal, 2(1), 76–97.
-, -. "Robert Mendel won the 1999 Nobel Prize in Economics", Social Security Journal, 2, 1, 2000, 76–97.
-, -. (2000). 'Robert Mendel won the 1999 Nobel Prize in Economics', Social Security Journal, 2(1), pp. 76–97.
-, -., "Robert Mendel won the 1999 Nobel Prize in Economics." Social Security Journal, 2 1 (2000): 76–97,
- -. Robert Mendel won the 1999 Nobel Prize in Economics. Social Security Journal. 2000;2(1):76–97 (In Persian).
