Rail Crack Monitoring Using Acoustic Emission Technique
  MLA
  Li, Dan. Rail Crack Monitoring Using Acoustic Emission Technique. Springer Singapore, 2018.
  APA
  Li, D. (2018). Rail Crack Monitoring Using Acoustic Emission Technique. Springer Singapore.
  Chicago
  Li, Dan Rail Crack Monitoring Using Acoustic Emission Technique. : Springer Singapore, 2018.