Παραπομπή σε μορφή APA (7η εκδ.)

Bakker, K. (2000). Soil retaining structures development of models for structural analysis Klaas Jan Bakker. A.A. Balkema.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Bakker, Klaas. Soil Retaining Structures Development of Models for Structural Analysis Klaas Jan Bakker. A.A. Balkema, 2000.

Παραπομπή σε μορφή MLA (8th εκδ.)

Bakker, Klaas. Soil Retaining Structures Development of Models for Structural Analysis Klaas Jan Bakker. A.A. Balkema, 2000.