APA ציטוט

Duncan, J. M. (2005). Soil strength and slope stability. New Jersey: John Wiley and Sons.

Trích dẫn kiểu Chicago

Duncan, J. Michael. Soil Strength and Slope Stability. New Jersey: John Wiley and Sons, 2005.

ציטוט MLA

Duncan, J. Michael. Soil Strength and Slope Stability. New Jersey: John Wiley and Sons, 2005.