Modern Techniques of Spectroscopy
  MLA
  Dheeraj Kumar Singh, Arnulf Materny, and Manik Pradhan. Modern Techniques of Spectroscopy. Springer Singapore, 2021.
  APA
  Dheeraj Kumar Singh, D. Kumar Singh, Materny, A., & Pradhan, M. (2021). Modern Techniques of Spectroscopy. Springer Singapore.
  Chicago
  Dheeraj Kumar Singh, Arnulf Materny, and Manik Pradhan. Modern Techniques of Spectroscopy. : Springer Singapore, 2021.