APA
Costa D. L., National Bureau Of Economic Research, . (1996). Displacing the family: union army pensions and elderly living arrangements. Cambridge, MA: NBER.
Chicago
Costa Dora L, National Bureau Of Economic Research, . 1996. Displacing the family: union army pensions and elderly living arrangements. Cambridge, MA: NBER.
Harvard
Costa D. L., National Bureau Of Economic Research, . (1996). Displacing the family: union army pensions and elderly living arrangements. Cambridge, MA: NBER.
MLA
Costa Dora L, National Bureau Of Economic Research, . Displacing the family: union army pensions and elderly living arrangements. Cambridge, MA: NBER. 1996.