APA
Sialm C., National Bureau of Economic Research, Starks L. & Zhang H. (2013). Defined contribution pension plans. Cambridge: NBER.
Chicago
Sialm Clemens, National Bureau of Economic Research, Starks Laura and Zhang Hanjiang. 2013. Defined contribution pension plans. Cambridge: NBER.
Harvard
Sialm C., National Bureau of Economic Research, Starks L. and Zhang H. (2013). Defined contribution pension plans. Cambridge: NBER.
MLA
Sialm Clemens, National Bureau of Economic Research, Starks Laura and Zhang Hanjiang. Defined contribution pension plans. Cambridge: NBER. 2013.