Gaya APA
      COYLE, D. et al (2010).
    CLIL : CONTENT AND LANGUAGE INTEGRATED LEARNING (FOURTH PRINTING).
    CAMBRIDGE:
  CAMBRIDGE UNIVERSITY PRESS.
  
Gaya MLA
      COYLE, DO. et al.
    "CLIL : CONTENT AND LANGUAGE INTEGRATED LEARNING".
    FOURTH PRINTING
    CAMBRIDGE:
  CAMBRIDGE UNIVERSITY PRESS,
  2010.
  Text.