Cita APA (7a ed.)

Psychologies Magazine & Magazine, P. (2017). Real calm (1st edition.). Wiley.

Cita Chicago Style (17a ed.)

Psychologies Magazine y Psychologies Magazine. Real Calm. 1st edition. Chichester, [England]: Wiley, 2017.

Cita MLA (9a ed.)

Psychologies Magazine y Psychologies Magazine. Real Calm. 1st edition. Wiley, 2017.