Cita APA (7a ed.)

Wilcock, G., Broe, G., Creasey, H., Maltby, N., & Grayson, D. (1994). Negative conclusions not justified [4].

Cita Chicago Style (17a ed.)

Wilcock, G., G. Broe, H. Creasey, N. Maltby, y D. Grayson. Negative Conclusions Not Justified [4]. 1994.

Cita MLA (9a ed.)

Wilcock, G., et al. Negative Conclusions Not Justified [4]. 1994.