APA-viite (7. p.)

Harrison, S., Alderdice, F., Henderson, J., Redshaw, M., & Quigley, M. (2020). Trends in response rates and respondent characteristics in five National Maternity Surveys in England during 1995–2018. BioMed Central.

Chicago-viite (17. p.)

Harrison, S., F. Alderdice, J. Henderson, M. Redshaw, ja MA Quigley. Trends in Response Rates and Respondent Characteristics in Five National Maternity Surveys in England During 1995–2018. BioMed Central, 2020.

MLA-viite (9. p.)

Harrison, S., et al. Trends in Response Rates and Respondent Characteristics in Five National Maternity Surveys in England During 1995–2018. BioMed Central, 2020.