Reis, Antonio Do Carmo, author
Casa Das Letral, 2005
Buku Teks
Ministrio dos Negocios
Instituto Camoes,
Buku Teks
Serrao, Joel, author
Estampa, 2006
Buku Teks
Serrao, Joel, author
Estampa, 2006
Buku Teks
Brito, Antonio Fialho de, author
ICEP, 1996
Buku Teks