APA-viite (7. p.)
Queenan, J. T., Spong, C. Y., & Lockwood, C. J. (2015). Protocols for high-risk pregnancies: An evidence-based approach (Sixth edition.). Wiley Blackwell.
Chicago-viite (17. p.)
Queenan, John T., Catherine Y. Spong, ja Charles J. Lockwood. Protocols for High-risk Pregnancies: An Evidence-based Approach. Sixth edition. Chichester, England: Wiley Blackwell, 2015.
MLA-viite (9. p.)
Queenan, John T., et al. Protocols for High-risk Pregnancies: An Evidence-based Approach. Sixth edition. Wiley Blackwell, 2015.
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