Encompassing the globe / ed. Jay A. Levenson; contrib. Diogo Ramada Curto, Jack Turner
Broadband growth and policies in OECD countries [documento electrónico] : ministerial background report / Taylor Reynolds, Sacha Wunsch-Vicent
Web 1.5 [documento electrónico] : as redes de sociabilidades entre o email e a Web 2.0 / OberCom
Documentos dos séculos XIII a XIX relativos a correios / colig. Godofredo Ferreira; rev. e org. Isabel Sanches