My own views cannot be strictly classified as Wesleyan, though I do have tremendous respect for Wesley and Wesleyanism. It has been rightly said that had there been no Wesleyanism, there would have been no modern-day Pentecostalism. In any case, whether one agrees or disagrees with Wesley's ideas (I differ on several points with Wesley actually), his A Plain Account of Christian Perfection is indispensable for anyone wanting to understand what he actually taught regarding sanctification: http://wesley.nnu.edu/john-wesley/a-plain-account-of-christian-perfection/Another excellent book that gives a good basic introductory survey of Wesley and the profound impact his life and ministry continues to have down to the present is