Cita APA (7th ed.)
Kempfert, H., & Gebreselassie, B. (2006). Excavations and Foundations in Soft Soils. Springer Berlin Heidelberg. https://doi.org/10.1007/3-540-32895-5
Cita Chicago (17th ed.)
Kempfert, Hans-Georg, i Berhane Gebreselassie. Excavations and Foundations in Soft Soils. Berlin, Heidelberg: Springer Berlin Heidelberg, 2006. https://doi.org/10.1007/3-540-32895-5.
Cita MLA (9th ed.)
Kempfert, Hans-Georg, i Berhane Gebreselassie. Excavations and Foundations in Soft Soils. Springer Berlin Heidelberg, 2006. https://doi.org/10.1007/3-540-32895-5.
Atenció: Aquestes cites poden no estar 100% correctes.