APA Style
      Wang, K. (2015).
    The Earliest Stages of Massive Clustered Star Formation: Fragmentation of Infrared Dark Clouds (1).
    :
  Springer Berlin, Heidelberg.
  
MLA Style
      Wang, Ke.
    "The Earliest Stages of Massive Clustered Star Formation: Fragmentation of Infrared Dark Clouds".
    1
    :
  Springer Berlin, Heidelberg,
  2015.
  Text.