APA-ийн эшлэл(7 дахь хэвлэлт)

Ireland, A., Mason, C., & Jewell, D. (1988). Controlled trial comparing olsalazine and sulphasalazine for the maintenance treatment of ulcerative colitis.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

Ireland, A., C. Mason, ба D. Jewell. Controlled Trial Comparing Olsalazine and Sulphasalazine for the Maintenance Treatment of Ulcerative Colitis. 1988.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Ireland, A., et al. Controlled Trial Comparing Olsalazine and Sulphasalazine for the Maintenance Treatment of Ulcerative Colitis. 1988.