1. Beginning to read: thinking and learning about print. A summary;ADAMS Marilyn,1990
2. Reescrita: domínio e alargamento dos recursos linguísticos;BARBEIRO Luís Filipe;Exedra,2015
3. The psychology of written composition;BEREITER Carl,1987
4. Le développement de l’enfant: savoir faire, savoir dire;BRUNER Jerome,1983