Baker, Frank.  From Wesley to Asbury: Studies in Early American Methodism.  
    Durham, Duke University Press, 1976.

Heitzenrater, Richard P.  Wesley and the People Called Methodists.  
    Nashville, Abingdon Press, 1995.

Kirby, James E, Russell E. Richey, and Kenneth E. Rowe.  The Methodists Student Edition.  
    Westport,  London: Praeger, 1998.