APA Style
      KOPPARAPU, S, K. (2015).
    Non-Linguistic Analysis of Call Center Conversations (1).
    Cham, Switzerland:
  Springer Cham.
  
MLA Style
      KOPPARAPU, Sunil, Kumar.
    "Non-Linguistic Analysis of Call Center Conversations".
    1
    Cham, Switzerland:
  Springer Cham,
  2015.
  Text.