APA-viite

Grainger, J., Woodman, K., Pearce, N., Crane, J., Burgess, C., Keane, A., & Beasley, R. (1991). Prescribed fenoterol and death from asthma in New Zealand, 1981-7: A further case-control study.

Chicago-tyylinen lähdeviittaus

Grainger, J., K. Woodman, N. Pearce, J. Crane, C. Burgess, A. Keane, ja R. Beasley. Prescribed Fenoterol and Death From Asthma in New Zealand, 1981-7: A Further Case-control Study. 1991.

MLA-viite

Grainger, J., et al. Prescribed Fenoterol and Death From Asthma in New Zealand, 1981-7: A Further Case-control Study. 1991.

Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.