APA Style
      JAHN, E. (2015).
    World Political Challenges
Political Issues Under Debate - Vol. 3 .
    :
  Springer Berlin, Heidelberg.
  
MLA Style
      JAHN, Egbert.
    "World Political Challenges
Political Issues Under Debate - Vol. 3".
    
    :
  Springer Berlin, Heidelberg,
  2015.
  Text.