Scientific Research Publishing PNG Images (42)
Scientific Research Publishing PNG Images (42)
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Find the most up-to-date design of transparent images, signs and symbols
World Book Day, also known as World Book and Copyright Day or International Day of the Book, is an annual event organized by the United Nations Educational, Scientific and Cultural Organization (UNESCO) to promote reading, publishing, and copyright.
World Book and Copyright Day is an annual event celebrated on April 23rd to promote reading, publishing, and the protection of intellectual property through copyright.
World Population Day is an annual global observance held on July 11th, established by the United Nations to raise awareness about issues related to population and promote reproductive health and rights.
Summer is coming to an end and teachers from all over the country are preparing for the school year with welcome poster designing, course planning and classroom decorating.