Dyfyniad APA

Barker, R., van Tongeren, M., Harris, J., Gardiner, K., Venables, K., & Newman Taylor, A. (2000). Risk factors for bronchial hyperresponsiveness in workers exposed to acid anhydrides.

Dyfyniad Arddull Chicago

Barker, R., M. van Tongeren, J. Harris, K. Gardiner, K. Venables, and A. Newman Taylor. Risk Factors for Bronchial Hyperresponsiveness in Workers Exposed to Acid Anhydrides. 2000.

Dyfyniad MLA

Barker, R., et al. Risk Factors for Bronchial Hyperresponsiveness in Workers Exposed to Acid Anhydrides. 2000.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.