Dyfyniad APA

Bosworth, B., & Burtless, G. (1998). Aging societies: The global dimension. Brookings Institution Press.

Dyfyniad Arddull Chicago

Bosworth, Barry, and Gary Burtless. Aging Societies: The Global Dimension. Washington, D.C: Brookings Institution Press, 1998.

Dyfyniad MLA

Bosworth, Barry, and Gary Burtless. Aging Societies: The Global Dimension. Brookings Institution Press, 1998.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.