APA استشهاد

Farquhar, D. (2002). Encouraging smoking cessation means fewer postoperative complications.

استشهاد بنمط شيكاغو

Farquhar, Donald. Encouraging Smoking Cessation Means Fewer Postoperative Complications. 2002.

MLA استشهاد

Farquhar, Donald. Encouraging Smoking Cessation Means Fewer Postoperative Complications. 2002.

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