SpringerLink (Online service), Yu, X. H., & Xu, J. (2002). Variable structure systems: Towards the 21st century. Springer.
Chicago Style (17th ed.) CitationSpringerLink (Online service), Xing Huo Yu, and Jian-Xin Xu. Variable Structure Systems: Towards the 21st Century. Berlin: Springer, 2002.
MLA (9th ed.) CitationSpringerLink (Online service), et al. Variable Structure Systems: Towards the 21st Century. Springer, 2002.
Warning: These citations may not always be 100% accurate.