Cita APA (7a ed.)

Scott, N., & Seglow, J. (2007). Altruism. McGraw-Hill Education.

Cita Chicago Style (17a ed.)

Scott, Niall, y Jonathan Seglow. Altruism. Maidenhead: McGraw-Hill Education, 2007.

Cita MLA (9a ed.)

Scott, Niall, y Jonathan Seglow. Altruism. McGraw-Hill Education, 2007.