Azra Seidel (Executive Editor), John Wiley & Sons Ltd., Hoboken NJ, USA, 2011, 2 vol. set, 1590 p., hardcover, EUR 430.00, ISBN 978-0-470-59670-8

George Wypych (ed.), ChemTec Publishing, Toronto, 2011, 362 p., hardcover, USD 275.00, ISBN 978-1-895198-46-1

Merchant Research & Consulting Ltd., Birmingham, 2012, 231 p., USD 4,500 (PDF), monthly study updates USD 300

Study 2860, The Freedonia Group, Inc., Cleveland, 2012, 478 p., USD 5,800