Air traffic controller test preparation: Development and selected elements, Eurocontrol / FEAST Autor Christian Vandrey 15 iun 2011 Paperback Preț: 119.60 lei 3-5 săpt.
Fluglotsen Testvorbereitung Autor Petra Vandrey et al. 20 sep 2012 Paperback Preț: 170.43 lei 38-44 zile