Cita APA (7a ed.)

Thomas, R., Green, R., Brightling, C., Birring, S., Parker, D., Wardlaw, A., & Pavord, I. (2004). The influence of age on induced sputum differential cell counts in normal subjects.

Cita Chicago Style (17a ed.)

Thomas, R., R. Green, C. Brightling, S. Birring, D. Parker, A. Wardlaw, y I. Pavord. The Influence of Age on Induced Sputum Differential Cell Counts in Normal Subjects. 2004.

Cita MLA (9a ed.)

Thomas, R., et al. The Influence of Age on Induced Sputum Differential Cell Counts in Normal Subjects. 2004.