Παραπομπή σε μορφή APA (7η εκδ.)

Poterba, J. M., & Samwick, A. A. (1997). Household portfolio allocation over the life cycle. National Bureau of Economic Research.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Poterba, James M., και Andrew A. Samwick. Household Portfolio Allocation over the Life Cycle. Cambridge, Mass: National Bureau of Economic Research, 1997.

Παραπομπή σε μορφή MLA (9th εκδ.)

Poterba, James M., και Andrew A. Samwick. Household Portfolio Allocation over the Life Cycle. National Bureau of Economic Research, 1997.