Cita APA (7a ed.)

Ball, K. (2002). Effects of cognitive training interventions with older adults: A randomized controlled trial. [s.n.].

Cita Chicago Style (17a ed.)

Ball, Karlene. Effects of Cognitive Training Interventions with Older Adults: A Randomized Controlled Trial. [S.l.]: [s.n.], 2002.

Cita MLA (9a ed.)

Ball, Karlene. Effects of Cognitive Training Interventions with Older Adults: A Randomized Controlled Trial. [s.n.], 2002.