APA (7th ed.) Citation

Laibson, D. I., Repetto, A., & Tobacman, J. (2000). A debt puzzle. National Bureau of Economic Research.

Chicago Style (17th ed.) Citation

Laibson, David I., Andrea Repetto, and Jeremy Tobacman. A Debt Puzzle. Cambridge, MA: National Bureau of Economic Research, 2000.

MLA (9th ed.) Citation

Laibson, David I., et al. A Debt Puzzle. National Bureau of Economic Research, 2000.