Cita APA (7a ed.)

Nunn, A., Craigen, A., Darbyshire, J., Venables, K., & Newman Taylor, A. (1990). Six year follow up of lung function in men occupationally exposed to formaldehyde.

Cita Chicago Style (17a ed.)

Nunn, A., A. Craigen, J. Darbyshire, K. Venables, y A. Newman Taylor. Six Year Follow Up of Lung Function in Men Occupationally Exposed to Formaldehyde. 1990.

Cita MLA (9a ed.)

Nunn, A., et al. Six Year Follow Up of Lung Function in Men Occupationally Exposed to Formaldehyde. 1990.