APA-ийн эшлэл(7 дахь хэвлэлт)

Stead, L., Lancaster, T., & Silagy, C. (2001). Updating a systematic review--what difference did it make? Case study of nicotine replacement therapy.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

Stead, L., T. Lancaster, ба C. Silagy. Updating a Systematic Review--what Difference Did It Make? Case Study of Nicotine Replacement Therapy. 2001.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Stead, L., et al. Updating a Systematic Review--what Difference Did It Make? Case Study of Nicotine Replacement Therapy. 2001.