Cita APA (7th ed.)
Ahlhorn, F. (2009). Long-term Perspective in Coastal Zone Development: Multifunctional Coastal Protection Zones. Springer Berlin Heidelberg. https://doi.org/10.1007/978-3-642-01774-2
Cita Chicago (17th ed.)
Ahlhorn, Frank. Long-term Perspective in Coastal Zone Development: Multifunctional Coastal Protection Zones. Berlin, Heidelberg: Springer Berlin Heidelberg, 2009. https://doi.org/10.1007/978-3-642-01774-2.
Cita MLA (9th ed.)
Ahlhorn, Frank. Long-term Perspective in Coastal Zone Development: Multifunctional Coastal Protection Zones. Springer Berlin Heidelberg, 2009. https://doi.org/10.1007/978-3-642-01774-2.
Atenció: Aquestes cites poden no estar 100% correctes.