Chapel Hill: Islamic Civilization and Muslim Networks Series, University of North Carolina Press, 2018. ISBN-10: 1469643154 (hardcover); ISBN-10: 1469643162 (paper); ASIN: B07BB5Y9TM (Kindle)'; UK distribution for 'Hashtag Islam': Turpin Distribution; Oxford Index edition: Oxford: Oxford University Press, Oxford Index, 2019 e-ISBN: 9781469643182; JSTOR Information

New Delhi: Pentagon Books, 2018;
ISBN 9789386618627 (hardcover) - Indian subcontinent version;
Amazon India details here

Editions: Chapel Hill: Islamic Civilization and Muslim Networks Series, University of North Carolina Press.  London: C. Hurst & Co.  Kuala Lumpur, The Other Place.  New Delhi: Cambridge University Press, 2009).  358pp. Arabic translation:  Cairo: Sutour Press, 2011.

North America edition: Chapel Hill, NC: University of North Carolina Press. Islamic Civilization and Muslim Networks series. ISBN 978-0-8078-5966-7 (paper)     ISBN 978-0-8078-3258-5 (cloth)  E-book versions also available.
 Note: this edition is not for sale in the British Commonwealth (except Canada) or in Europe or South Asia. See below for details of sales in those territories.
International edition (with exceptions above and below):
London: Hurst Publishers.Hardback 9781850659518 £45.00   Paperback 9781850659501 £12.99  320 pp.
South East Asia edition: Islamic Book Trust/The Other Press, Kuala LumpurMalaysia RM 45.00.  Singapore/Brunei $/ B$ 25.00.  All Others US$ 20.00
 South Asia edition: Cambridge University Press, New Delhi, (Hurst/Foundation Books imprint)
 Arabic edition: المسلمون الافتراضيون  - Cairo: Sutour Press, 2011, (Arabic translation by Aladdin Mahmoud)