Cita APA (7a ed.)

Kliegel, M., Moor, C., & Rott, C. (2004). Cognitive status and development in the oldest old: A longitudinal analysis from the Heidelberg centenarian study. [s.n.].

Cita Chicago Style (17a ed.)

Kliegel, Matthias, Caroline Moor, y Christoph Rott. Cognitive Status and Development in the Oldest Old: A Longitudinal Analysis from the Heidelberg Centenarian Study. [S.l.]: [s.n.], 2004.

Cita MLA (9a ed.)

Kliegel, Matthias, et al. Cognitive Status and Development in the Oldest Old: A Longitudinal Analysis from the Heidelberg Centenarian Study. [s.n.], 2004.