APA استشهاد

van der Schans, C. P., Piers, D. A., & Postma, D. S. (1986). Effect of manual percussion on tracheobronchial clearance in patients with chronic airflow obstruction and excessive tracheobronchial secretion.

استشهاد بنمط شيكاغو

van der Schans, C P., D A. Piers, و D S. Postma. Effect of Manual Percussion On Tracheobronchial Clearance in Patients With Chronic Airflow Obstruction and Excessive Tracheobronchial Secretion. 1986.

MLA استشهاد

van der Schans, C P., D A. Piers, و D S. Postma. Effect of Manual Percussion On Tracheobronchial Clearance in Patients With Chronic Airflow Obstruction and Excessive Tracheobronchial Secretion. 1986.

تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.