Dyfyniad APA

Willett, L. L., Barney, J., Saylors, G., & Dransfield, M. (2006). An Unusual Cause of Chronic Cough: Foreign Body Aspiration. Blackwell Science Inc.

Dyfyniad Arddull Chicago

Willett, Lisa L., Joseph Barney, Gene Saylors, and Mark Dransfield. An Unusual Cause of Chronic Cough: Foreign Body Aspiration. Blackwell Science Inc, 2006.

Dyfyniad MLA

Willett, Lisa L., Joseph Barney, Gene Saylors, and Mark Dransfield. An Unusual Cause of Chronic Cough: Foreign Body Aspiration. Blackwell Science Inc, 2006.

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