GBTA and German business travel buyer association VDR announce speaker line up for the breakout sessions at the GBTA Conference 12-14 November in Berlin

London, 2014-7-10 — /Travel PR News/ — The Global Business Travel Association (GBTA) – the voice of the global business travel industry – and German business travel buyer association VDR – today announced an impressive speaker line up for the breakout sessions at the GBTA Conference 12-14 November in Berlin, which this year incorporates VDR’s autumn… Read the full press release