APA Style
      Villalobos, F., Fereres, E. (2016).
    Principles of Agronomy for Sustainable Agriculture .
    Cordoba, Spain:
  Springer International Publishing.
  
MLA Style
      Villalobos, Francisco., Fereres, Elias.
    "Principles of Agronomy for Sustainable Agriculture".
    
    Cordoba, Spain:
  Springer International Publishing,
  2016.
  Text.