Erl, Thomas. Cloud computing : concepts, technology, & architecture / Thomas Erl, Zaigham Mahmood and Richardo Puttini. - xxxiv, 487 pages : illustrations ; 24 cm Includes index. ISBN: 9780133387520 (hardback) Subjects--Topical Terms: Cloud computing. Dewey Class. No.: 004.6782 / ERL 2013