APA-ийн эшлэл(7 дахь хэвлэлт)

Crocker, J., Bostock, J., Treweek, S., Farrar, N., Chant, A., Cook, J., . . . Bulbulia, R. (2019). PIRRIST: Patient and public involvement (PPI) to enhance recruitment and retention in surgical trials. BMC.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

Crocker, JC, et al. PIRRIST: Patient and Public Involvement (PPI) to Enhance Recruitment and Retention in Surgical Trials. BMC, 2019.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Crocker, JC, et al. PIRRIST: Patient and Public Involvement (PPI) to Enhance Recruitment and Retention in Surgical Trials. BMC, 2019.