Social software in libraries : building collaboration, communication, and community online / Meredith G. Farkas
A formação profissional no código do trabalho e respectiva regulamentação : notas práticas / [comp.] Carlos Perdigão, Carlos Antunes
Tagging : people-powered metadata for the social web / Gene Smith
Heightening competition in the postal and delivery sector / ed. by Michael A. Crew, Paul R. Kleindorfer