Leffingwell, Dean, Agile software requirements : lean requirements practices for teams, programs, and the enterprise / Dean Leffingwell. - 518 pages : illustrations. - Agile software development series / Alistair Cockburn and Jim Highsmith, series editors . Includes bibliographical references and index ISBN: 9780321635846 Subjects--Topical Terms: Agile software development LC Class. No.: QA76.76.D47 / L433A 2015