\input zb-basic \input zb-ioport \iteman{io-port 10005600} \itemau{Tidwell, Jenifer} \itemti{Designing interfaces - patterns for effective interaction design} \itemso{Designing interfaces - patterns for effective interaction design, I-XX, 1-331 (2006).} \itemcc{} \itemut{} \itemli{http://www.oreilly.de/catalog/designinterfaces/index.html} \end