Fotografías y gráficos utilizados en las páginas de redacción:
© Döring & Waesch, doeringwaesch.de (Startseite, Gruppenporträt mit Schwungtuch)
© Daniel Bühl, www.danielbuehl.de
© a_korn, www.fotolia.com
© aerogondo, www.fotolia.com
© Africa Studio, www.fotolia.com
© Alexander Raths, www.fotolia.com
© angellodeco, www.fotolia.com
© apops, www.fotolia.com
© brat82, www.fotolia.com
© corbisrffancy, www.fotolia.com
© deeaf, www.fotolia.com
© DOC RABE Media, www.fotolia.com
© everythingpossible, www.fotolia.com
© Gajus, www.fotolia.com
© Gina Sanders, www.fotolia.com
© jd-photodesign, www.fotolia.com
© kasto, www.fotolia.com
© Kenishirotie, www.fotolia.com
© klaikungwon, www.fotolia.com
© lumen-digital, www.fotolia.com
© MK-Photo, www.fotolia.com
© momius, www.fotolia.com
© natalishev, www.fotolia.com
© Olivier Le Moal, www.fotolia.com
© pathdoc, www.fotolia.com
© Paulista, www.fotolia.com
© peshkova, www.fotolia.com
© photowahn, www.fotolia.com
© pix4U, www.fotolia.com
© Robert Kneschke, www.fotolia.com
© Romolo Tavani, www.fotolia.com
© Sergey Nivens, www.fotolia.com
© stockpics, www.fotolia.com
© sudok1, www.fotolia.com
© thingamajiggs, www.fotolia.com
© Tiberius Gracchus, www.fotolia.com
© Tobilander, www.fotolia.com
© vector_master, www.fotolia.com
© vege, www.fotolia.com
© wavebreakpremium, www.fotolia.com
© Westend61, www.fotolia.com
© whitelook, www.fotolia.com
© Wrangler, www.fotolia.com
© Zerbor, www.fotolia.com