000 00289nam a2200109Ia 4500
008 230718s9999 xx 000 0 und d
100 _aHenri Bergson
245 0 _aLaughter
650 _aPsychology
856 _uhttps://new.zodml.org/sites/default/files/2023-07/laughter.pdf
942 _cEBK
999 _c20180
_d20180