Cita APA (7a ed.)

Bromley, D. B. (1988). Human ageing: An introduction to gerontology (3rd ed.). Penguin Books.

Cita Chicago Style (17a ed.)

Bromley, D. B. Human Ageing: An Introduction to Gerontology. 3rd ed. Harmondsworth, Eng.: Penguin Books, 1988.

Cita MLA (9a ed.)

Bromley, D. B. Human Ageing: An Introduction to Gerontology. 3rd ed. Penguin Books, 1988.