Dijk, J. C. v. (1993). Softening. Netherlands: TU Delft, Faculty of Civil Engineering.
Trích dẫn kiểu ChicagoDijk, J. C. van. Softening. Netherlands: TU Delft, Faculty of Civil Engineering, 1993.
ציטוט MLADijk, J. C. van. Softening. Netherlands: TU Delft, Faculty of Civil Engineering, 1993.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.