This might also be interesting for you because it would restructure the problems:
https://elopage.com/s/gradido/ebook-hoerspiel?pid=1039&prid=111
You are viewing a single comment's thread from:
This might also be interesting for you because it would restructure the problems:
https://elopage.com/s/gradido/ebook-hoerspiel?pid=1039&prid=111
A free English version was put by freiegedanken in the reply section to my article:
https://steemit.com/money/@mathsinnature/about-social-structures-without-money-german-subtitles#@earthcustodians/re-mathsinnature-re-doelist-re-mathsinnature-about-social-structures-without-money-german-subtitles-20170925t184743555z