ghahremani kia,F. (2012). Investigating effective factors in promoting human resource productivity. Social Security Journal, 11(36-37), 93-110.

ghahremani kia,F. . "Investigating effective factors in promoting human resource productivity", Social Security Journal, 11, 36-37, 2012, 93-110.

ghahremani kia F. (2012). 'Investigating effective factors in promoting human resource productivity', Social Security Journal, 11(36-37), pp. 93-110.

F. ghahremani kia, "Investigating effective factors in promoting human resource productivity," Social Security Journal, 11 36-37 (2012): 93-110,

ghahremani kia F. Investigating effective factors in promoting human resource productivity. Social Security Journal, 2012; 11(36-37): 93-110.