Queenan, J. T., Spong, C. Y., & Lockwood, C. J. (2015). Protocols for high-risk pregnancies: An evidence-based approach (Sixth edition.). Wiley Blackwell. https://doi.org/10.1002/9781119001256
Παραπομπή σε μορφή Chicago (17η εκδ.)Queenan, John T., Catherine Y. Spong, και Charles J. Lockwood. Protocols for High-risk Pregnancies: An Evidence-based Approach. Sixth edition. Chichester, West Sussex ; Hoboken, NJ: Wiley Blackwell, 2015. https://doi.org/10.1002/9781119001256.
Παραπομπή σε μορφή MLA (8th εκδ.)Queenan, John T., et al. Protocols for High-risk Pregnancies: An Evidence-based Approach. Sixth edition. Wiley Blackwell, 2015. https://doi.org/10.1002/9781119001256.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.