Cita APA (7a ed.)

Badger, J., & Reddy, P. (2009). The effects of birth order on personality traits and feelings of academic sibling rivalry. British Psychological Society.

Cita Chicago Style (17a ed.)

Badger, JR, y P. Reddy. The Effects of Birth Order on Personality Traits and Feelings of Academic Sibling Rivalry. British Psychological Society, 2009.

Cita MLA (9a ed.)

Badger, JR, y P. Reddy. The Effects of Birth Order on Personality Traits and Feelings of Academic Sibling Rivalry. British Psychological Society, 2009.