Gaya APA
      Turabian, K, L. et al (2010).
    Student's Guide to Writing College Papers (4th ed.).
    Chicago:
  The University of Chicago Press.
  
Gaya MLA
      Turabian, Kate, L.. et al.
    "Student's Guide to Writing College Papers".
    4th ed.
    Chicago:
  The University of Chicago Press,
  2010.
  Text.