Magnifying glass over the stack of books
Palabras clave
background,
blank,
book,
book,
collection,
colours,
cover,
datum,
document,
education,
expertise,
glasses,
group,
hardcover,
heap,
image,
information,
investigation,
isolated,
learning,
lens,
library,
literature,
magnifier,
magnifying,
nobody,
object,
open,
order,
page,
paper,
reading,
red,
research,
row,
school,
stack,
text,
textbook,
university,
variation,
view,
white,
wisdom
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