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PERSPECTIVES ON SOCIAL MEDIA: A Yearbook: Piet KOMMERS, Pedro ISAIAS, Tomayess ISSA, Perspectives on Social Media: A Yearbook, August 2014, Routledge, ISBNs: Paperback: 978-041585416-0, Hardcover: 978-041585415-3, Ebook: 978-020374461-0, 208 pages, New York, NY, USA.