Cita APA (7th ed.)

Hillier, S., & Barrow, G. M. (2007). Aging, the individual, and society (8th ed.). Thomson/Wadsworth.

Cita Chicago (17th ed.)

Hillier, Susan, i Georgia M. Barrow. Aging, the Individual, and Society. 8th ed. Belmont, Calif: Thomson/Wadsworth, 2007.

Cita MLA (9th ed.)

Hillier, Susan, i Georgia M. Barrow. Aging, the Individual, and Society. 8th ed. Thomson/Wadsworth, 2007.