How to cite this article
APA /
Zafiropoulos, G. (2015). How six sigma methodology improved doctors’ performance. Educational Research and Reviews, 10(18), 2590-2598.
Chicago /
George Zafiropoulos. "How six sigma methodology improved doctors’ performance." Educational Research and Reviews 10, no. 18 (2015): 2590-2598.
MLA /
George Zafiropoulos. "How six sigma methodology improved doctors’ performance." Educational Research and Reviews 10.18 (2015): 2590-2598.