Gaya APA
Cheng, Y., Lau, C. (2014).
Slope Stability Analysis and Stabilization: New Methods and Insight (2nd Edition).
USA:
CRC Press.
Gaya MLA
Cheng, Y.M.., Lau, C.K..
"Slope Stability Analysis and Stabilization: New Methods and Insight".
2nd Edition
USA:
CRC Press,
2014.
Text.