Lamont, O. A. (1999). Economic tracking portfolios. National Bureau of Economic Research.
Cita Chicago Style (17a ed.)Lamont, Owen A. Economic Tracking Portfolios. Cambridge, MA: National Bureau of Economic Research, 1999.
Cita MLA (9a ed.)Lamont, Owen A. Economic Tracking Portfolios. National Bureau of Economic Research, 1999.
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