khandan,A. (2014). Factors affecting early retirement in Iran's social security organization. Social Security Journal, 13(1), 5-22.

khandan,A. . "Factors affecting early retirement in Iran's social security organization", Social Security Journal, 13, 1, 2014, 5-22.

khandan A. (2014). 'Factors affecting early retirement in Iran's social security organization', Social Security Journal, 13(1), pp. 5-22.

A. khandan, "Factors affecting early retirement in Iran's social security organization," Social Security Journal, 13 1 (2014): 5-22,

khandan A. Factors affecting early retirement in Iran's social security organization. Social Security Journal, 2014; 13(1): 5-22.