Open book with clear pages and a spine.
Schlüsselwörter
book,
open,
page,
reading,
cognition,
information,
education,
learning,
literature,
story,
history,
wisdom,
text,
blank,
empty,
paper,
document,
publication,
journal,
notebook,
manual,
guide,
writing,
study,
research,
library
Deutsch
