Goebel, D., & Schultz, W. (2012). The Columbus Knee System: 4-Year Results of a New Deep Flexion Design Compared to the NexGen Full Flex Implant. Hindawi Publishing Corporation.
استشهاد بنمط شيكاغوGoebel, D., و W. Schultz. The Columbus Knee System: 4-Year Results of a New Deep Flexion Design Compared to the NexGen Full Flex Implant. Hindawi Publishing Corporation, 2012.
MLA استشهادGoebel, D., و W. Schultz. The Columbus Knee System: 4-Year Results of a New Deep Flexion Design Compared to the NexGen Full Flex Implant. Hindawi Publishing Corporation, 2012.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.