Cita APA (7th ed.)

Fazel, S., Långström, N., & Lichtenstein, P. (2009). In reply.

Cita Chicago (17th ed.)

Fazel, S., N. Långström, i P. Lichtenstein. In Reply. 2009.

Cita MLA (9th ed.)

Fazel, S., et al. In Reply. 2009.