https://i1.wp.com/www.teamazing.de/wp-content/uploads/2018/10/teamazing-wer-ist-bruce-tuckman.jpg?fit=700%2C321&ssl=1321700Paul Stanzenbergerhttps://www.teamazing.de/wp-content/uploads/2018/07/teamazing-logo-300x138.pngPaul Stanzenberger2018-10-18 02:07:552019-07-26 17:44:49Wer ist Bruce Tuckman?