کتاب های John B. Penson Jr.
![Introduction to Agricultural Economics](http://cdn.ketabkoo.com/covers/12/1226683-n.jpg)
Introduction to Agricultural Economics
John B. Penson Jr., Oral Capps Jr., C. Parr Rosson III, Richard T. Woodward, 2014![Clinical Research Methods for Surgeons](http://cdn.ketabkoo.com/covers/7/721604-n.jpg)
Clinical Research Methods for Surgeons
David F. Penson, 2006![Clinical Research Methods for Surgeons](http://cdn.ketabkoo.com/covers/7/726914-n.jpg)
Clinical Research Methods for Surgeons
David F. Penson, 2006![Heathkit : a guide to the amateur radio products](http://cdn.ketabkoo.com/covers/12/1286061-n.jpg)
Heathkit : a guide to the amateur radio products
Penson, Chuck, 1995![Working with Dual Diagnosis: A Psychosocial Perspective](http://cdn.ketabkoo.com/covers/15/1545192-n.jpg)