Untidy stack or pile of colorful paperback books isolated white background photo
Palabras clave
book,
several,
stack,
pile,
stacked,
piled,
heap,
tall,
vertical,
cover,
group,
paperback,
white background,
colourful,
high-coloured,
colours,
paper,
publication,
textbook,
plain,
blank,
blue,
red,
yellow,
green,
collection,
set,
education,
learning,
cognition
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