APA citiranje

Spanevello, A., Vignola, A., Bonanno, A., Confalonieri, M., Crimi, E., & Brusasco, V. (1999). Effect of methacholine challenge on cellular composition of sputum induction. BMJ Group.

Citação norma Chicago

Spanevello, A., A. Vignola, A. Bonanno, M. Confalonieri, E. Crimi, and V. Brusasco. Effect of Methacholine Challenge On Cellular Composition Of sputum Induction. BMJ Group, 1999.

MLA citiranje

Spanevello, A., et al. Effect of Methacholine Challenge On Cellular Composition Of sputum Induction. BMJ Group, 1999.