George, K. P., & Yusuf, M. Z. (1981). Tunnel liner subjected to excavation loading. Penerbit UTM Press.
Chicago Style (17th ed.) CitationGeorge, K. P., and Mohd. Zain Yusuf. Tunnel Liner Subjected to Excavation Loading. Penerbit UTM Press, 1981.
MLA (9th ed.) CitationGeorge, K. P., and Mohd. Zain Yusuf. Tunnel Liner Subjected to Excavation Loading. Penerbit UTM Press, 1981.
Warning: These citations may not always be 100% accurate.