Book 1

Positive Psychologie

by Max Krone

Published 27 June 2019

Book 2

Manipulation & Koerpersprache

by Max Krone

Published 3 September 2019

Book 3

Psychologie fur Anfanger

by Max Krone

Published 30 September 2019

Book 4

Nlp

by Max Krone

Published 21 January 2020