Cita APA

Howard, L. M., & Wessely, S. (1993). The psychology of multiple allergy.

Chicago Style Citation

Howard, L M., i S. Wessely. The Psychology of Multiple Allergy. 1993.

Cita MLA

Howard, L M., i S. Wessely. The Psychology of Multiple Allergy. 1993.

Atenció: Aquestes cites poden no estar 100% correctes.