Newly updated using Ada 2005, Ada Plus Data Structures: An Object-Oriented Approach, Second Edition is the most up-to-date, student-friendly Ada based text available.  the text introduces, and discusses in detail, such familiar topics as sets, strings, stacks, queues, lists, trees, and graphs from an object-oriented point of view.  the recurring theme throughout the text is modeling with levels of abstraction, presenting each class from three different perspectives: their specification,  sample applications, and one or more implementations.  Using this approach, The authors stress computer science theory and software engineering principles including: information hiding, data encapsulation, data abstraction, life-cycle verification, and designing for correctness.    With its object-oriented presentation, real-world applications, and traditional Dale pedagogy, Ada Plus Data Structures remains the leading text in the field. Click here to access Source Code!    .