Cita APA (7a ed.)

Lockhart, C., & Giles-Sims, J. (2010). Aging Across the United States: Matching Needs to States' Differing Opportunities and Services. Pennsylvania State University Press.

Cita Chicago Style (17a ed.)

Lockhart, Charles, y Jean Giles-Sims. Aging Across the United States: Matching Needs to States' Differing Opportunities and Services. University Park, Pa.: Pennsylvania State University Press, 2010.

Cita MLA (8a ed.)

Lockhart, Charles, y Jean Giles-Sims. Aging Across the United States: Matching Needs to States' Differing Opportunities and Services. Pennsylvania State University Press, 2010.