APA-ийн эшлэл(7 дахь хэвлэлт)

Clarke, M., Hopewell, S., & Chalmers, I. (2010). Clinical trials should begin and end with systematic reviews of relevant evidence: 12 years and waiting.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

Clarke, M., S. Hopewell, ба I. Chalmers. Clinical Trials Should Begin and End with Systematic Reviews of Relevant Evidence: 12 Years and Waiting. 2010.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Clarke, M., et al. Clinical Trials Should Begin and End with Systematic Reviews of Relevant Evidence: 12 Years and Waiting. 2010.