opened book isolated on transparent background
Schlüsselwörter
open,
book,
page,
fanned,
cognition,
education,
literature,
reading,
concept,
white background,
paper,
text,
information,
study,
learning,
library,
school,
research,
wisdom,
hardcover,
print,
textbook,
resource,
academic,
datum,
document,
read,
page,
text,
educational,
informational,
literary,
non-fiction,
reference,
insight,
nirvana,
isolated,
detailed,
opened,
old,
transparent,
background
Deutsch
