TY - CHAP U1 - Buchbeitrag A1 - Singer-Brodowski, Mandy ED - Barth, Matthias T1 - Students' competency development in the context of self-organised and project-oriented sustainability seminars : research at the interface between self-description and real-life action T2 - Routledge handbook of higher education for sustainable development Y1 - 2016 SP - 411 EP - 420 PB - Routledge CY - London PB - Routledge CY - London ER -