Blue textbook with A symbol against black background
Schlüsselwörter
textbook,
book,
learning,
education,
alphabet,
a,
symbol,
icon,
study,
read,
cognition,
school,
academic,
blue,
white,
dark blue,
black,
open,
page,
paper,
document,
literature,
cover,
spine,
graphic,
digital artwork,
vector,
illustration,
publication,
course,
assignment,
homework,
test,
student,
research,
information,
resource
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