Gaya APA
Perera, J., Rondal, J, A. (2006).
Down Syndrome : Neurobehavioural Specificity (-).
West Sussex, England:
Prentice Hall, Inc.
Gaya MLA
Perera, Juan., Rondal, Jean, A..
"Down Syndrome : Neurobehavioural Specificity".
-
West Sussex, England:
Prentice Hall, Inc,
2006.
Text.