du Preez, L. H., Landman, W. J., Verneau, O., Feldhaar, H., & Schmidt-Rhaesa, A. (2023). Insights into the Origin and Evolution of the Polystomatidae. Polystomatid Flatworms : State of Knowledge and Future Trends, 9, 621-634. https://doi.org/10.1007/978-3-031-35887-6_7
Chicago-referens (17:e uppl.)du Preez, Louis H., Willem J. Landman, Olivier Verneau, Heike Feldhaar, och Andreas Schmidt-Rhaesa. "Insights into the Origin and Evolution of the Polystomatidae." Polystomatid Flatworms : State of Knowledge and Future Trends 9 (2023): 621-634. https://doi.org/10.1007/978-3-031-35887-6_7.
MLA-referens (9:e uppl.)du Preez, Louis H., et al. "Insights into the Origin and Evolution of the Polystomatidae." Polystomatid Flatworms : State of Knowledge and Future Trends, vol. 9, 2023, pp. 621-634, https://doi.org/10.1007/978-3-031-35887-6_7.