APA
Newumark D., Powers Elizabeth & National Bureau Of Economic Research. (1997). The effect of means-tested income support for the elderly on pre-retirement saving: Evidence from the SSI program in the U.S. Cambridge, MA: NBER.
Chicago
Newumark David, Powers Elizabeth and National Bureau Of Economic Research. 1997. The effect of means-tested income support for the elderly on pre-retirement saving: Evidence from the SSI program in the U.S. Cambridge, MA: NBER.
Harvard
Newumark D., Powers Elizabeth and National Bureau Of Economic Research. (1997). The effect of means-tested income support for the elderly on pre-retirement saving: Evidence from the SSI program in the U.S. Cambridge, MA: NBER.
MLA
Newumark David, Powers Elizabeth and National Bureau Of Economic Research. The effect of means-tested income support for the elderly on pre-retirement saving: Evidence from the SSI program in the U.S. Cambridge, MA: NBER. 1997.