Cita APA

Sheldon, J., Hill, D. M., Brearley, B. F., Dipple, P. E., Bloom, A., Gurling, K. J., . . . Hockaday, T. D. (1976). Insulin: U40, U80, or U100.

Citación estilo Chicago

Sheldon, J., et al. Insulin: U40, U80, or U100. 1976.

Cita MLA

Sheldon, J., et al. Insulin: U40, U80, or U100. 1976.