Stack of books. Transparent background, png
Schlüsselwörter
book,
stack,
education,
used,
transparent,
background,
isolated,
fiction,
studying,
library,
cover,
cognition,
cyclopaedia,
reading,
student,
scholar,
culture,
college,
literature,
old,
concept,
school,
learning,
information,
business,
group,
supply,
science
Deutsch
