Cita APA (7a ed.)

Kempfert, H. G., & Gebreselassie, B. (2006). Excavations and foundations in soft soils. Springer-Verlag Berlin Heidelberg.

Cita Chicago Style (17a ed.)

Kempfert, Hans Georg, y Berhane Gebreselassie. Excavations and Foundations in Soft Soils. Berlin: Springer-Verlag Berlin Heidelberg, 2006.

Cita MLA (8a ed.)

Kempfert, Hans Georg, y Berhane Gebreselassie. Excavations and Foundations in Soft Soils. Springer-Verlag Berlin Heidelberg, 2006.