Opened hardback book isolated on white background.
Palabras clave
book,
education,
stack,
paper,
white background,
library,
literature,
school,
cover,
page,
study,
background,
reading,
hardcover,
open,
textbook,
pile,
text,
information,
science,
university,
document,
group,
learning,
wisdom,
collection,
concept,
heap,
object,
bookshop,
dictionary,
cognition,
research,
copy,
old,
archive,
back,
bookshelf,
colourful,
datum,
expertise,
row,
volume,
academic,
order,
publication,
variation,
white,
isolated,
bookshop
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