RT Book T1 Gelassenheit A1 Heidegger, Martin 1889-1976 LA German PP Stuttgart PB Klett-Cotta YR 2004 ED 13. Aufl. UL https://ixtheo.de/Record/396421881 CN BF335 SN 360891059X SN 9783608910599 K1 Adaptability (Psychology) K1 Adjustment (Psychology) K1 Stress (Psychology)