MLA

Yang, Xibei, and Jingyu Yang. Incomplete Information System and Rough Set Theory. Dordrecht: Springer Berlin Heidelberg, 2012.

APA

Yang, X., & Yang, J. (2012). Incomplete Information System and Rough Set Theory. Dordrecht: Springer Berlin Heidelberg.

Chicago

Yang, Xibei, and Jingyu Yang. Incomplete Information System and Rough Set Theory. Dordrecht: Springer Berlin Heidelberg, 2012.