APA引文

O'Callaghan, E., Gibson, T., Colohan, H. A., Buckley, P., Walshe, D. G., & Larkin, C. (1993). Obstetric complications and schizophrenia: Authors' reply.

Citação norma Chicago

O'Callaghan, Eadbhard, Tessa Gibson, Hubert A. Colohan, Peter Buckley, David G. Walshe, and Conall Larkin. Obstetric Complications and Schizophrenia: Authors' Reply. 1993.

MLA引文

O'Callaghan, Eadbhard, et al. Obstetric Complications and Schizophrenia: Authors' Reply. 1993.