Extended Finite Element Method
  MLA
  Zhuang, Zhuo, et al. Extended Finite Element Method. Academic Press, 2014.
  APA
  Zhuang, Z., Cheng, B., Liao, J., & Liu, Z. (2014). Extended Finite Element Method. Academic Press.
  Chicago
  Zhuang, Zhuo, Binbin Cheng, Jianhui Liao, and Zhanli Liu. Extended Finite Element Method. : Academic Press, 2014.