Cita APA (7th ed.)

Girard, D., & Pauchant, T. C. (2007). Introduction.

Cita Chicago (17th ed.)

Girard, Diane, i Thierry C. Pauchant. Introduction. 2007.

Cita MLA (8th ed.)

Girard, Diane, i Thierry C. Pauchant. Introduction. 2007.