Gaya APA

Cheng, L., Evett, J, B. (1981). Soils and foundations : Cheng Lui, Jack B. Evett . New York: Prentice-Hall.

Gaya MLA

Cheng, Liu.., Evett, Jack, B.. "Soils and foundations : Cheng Lui, Jack B. Evett". New York: Prentice-Hall, 1981. Buku.