[Are external forces needed when preparing text books, and who owns the pictures?].
C G
CG
Standertskjöld-Nordenstam
J
J
Pyhtinen
D006801:Humans; D010067:Ownership; D011643:Publishing / Q000331:legislation & jurisprudence* / Q000458:organization & administration*; D013782:Textbooks as Topic / Q000592:standards*