APA (7 ম সংস্করণ) উদ্ধৃতি

Engen, E. M., & Gale, W. G. (2000). The effects of 401(k) plans on household wealth: Differences across earnings groups. National Bureau of Economic Research.

শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতি

Engen, Eric M., এবং William G. Gale. The Effects of 401(k) Plans on Household Wealth: Differences Across Earnings Groups. Cambridge: National Bureau of Economic Research, 2000.

M.L.A (9 ম সংস্করণ) উদ্ধৃতি

Engen, Eric M., এবং William G. Gale. The Effects of 401(k) Plans on Household Wealth: Differences Across Earnings Groups. National Bureau of Economic Research, 2000.