APA Alıntı

LABIRIS, N., HARGREAVE, F., SPANEVELLO, A., CONFALONIERI, M., VIGNOLA, M., & BRUSASCO, V. (1999). Methacholine challenge and sputum induction. BMJ Group.

Chicago Stili Alıntı

LABIRIS, N., F. HARGREAVE, A. SPANEVELLO, M. CONFALONIERI, M. VIGNOLA, ve V. BRUSASCO. Methacholine Challenge and Sputum Induction. BMJ Group, 1999.

MLA Alıntı

LABIRIS, N., et al. Methacholine Challenge and Sputum Induction. BMJ Group, 1999.