APA
Blank R. M., . (1999). When can public policy makers rely on private markets? the effective provision of social security. Cambridge, Mass: National Bureau of Economic Research.
Chicago
Blank Rebecca M, . 1999. When can public policy makers rely on private markets? the effective provision of social security. Cambridge, Mass: National Bureau of Economic Research.
Harvard
Blank R. M., . (1999). When can public policy makers rely on private markets? the effective provision of social security. Cambridge, Mass: National Bureau of Economic Research.
MLA
Blank Rebecca M, . When can public policy makers rely on private markets? the effective provision of social security. Cambridge, Mass: National Bureau of Economic Research. 1999.