کتاب های Del L. Younker
![Value engineering: analysis and methodology](http://cdn.ketabkoo.com/covers/3/335801-n.jpg)
Value engineering: analysis and methodology
Del L. Younker, 2003![Eighth Day Genesis: A Worldbuilding Codex for Writers and Creatives](http://cdn.ketabkoo.com/covers/1/105180-n.jpg)
Eighth Day Genesis: A Worldbuilding Codex for Writers and Creatives
Sabrina Klein, Patrick S. Tomlinson, Paul Genesse, Chante McCoy, Ramsey Lundock, Kathy Watness, EA Younker, Matthew Wayne Selznick, Sue Penkivech, Lucy Curtis, Addie J. King, Maurice Broaddus, Bryan Young, Tim Waggoner, Graham Storrs, Janine Spendlove, Rosemary Laurey, Kerrie L Hughes, Donald J. Bingle, Aaron Rosenberg, 2012![Foundations of Agile Python Development (Expert's Voice in Open Source)](http://cdn.ketabkoo.com/covers/2/281313-n.jpg)
Foundations of Agile Python Development (Expert's Voice in Open Source)
Jeff Younker, 2008![Foundations of Agile Python Development (Expert's Voice in Open Source)](http://cdn.ketabkoo.com/covers/2/281314-n.jpg)
Foundations of Agile Python Development (Expert's Voice in Open Source)
Jeff Younker, 2008![Foundations of Agile Python Development (Expert's Voice in Open Source)](http://cdn.ketabkoo.com/covers/2/281315-n.jpg)
Foundations of Agile Python Development (Expert's Voice in Open Source)
Jeff Younker, 2008![Foundations of Agile Python Development (Expert's Voice in Open Source)](http://cdn.ketabkoo.com/covers/2/281316-n.jpg)
Foundations of Agile Python Development (Expert's Voice in Open Source)
Jeff Younker, 2008![Foundations of agile Python development](http://cdn.ketabkoo.com/covers/5/572074-n.jpg)
Foundations of agile Python development
Jeff Younker, 2008![Foundations of Agile Python Development](http://cdn.ketabkoo.com/covers/7/732386-n.jpg)
Foundations of Agile Python Development
Jeff Younker, 2008![Foundations of Agile Python Development (CODE)](http://cdn.ketabkoo.com/covers/7/732387-n.jpg)
Foundations of Agile Python Development (CODE)
Jeff Younker, 2008![Foundations of Agile Python Development (Expert's Voice in Open Source)](http://cdn.ketabkoo.com/covers/7/732388-n.jpg)