^ Adventist historian George R. Knight notes several other leading evangelicals who considered Adventist doctrine to be heterodox; these included Donald Barnhouse (prior to 1950), Norman F. Douty, Herbert S. Bird, E. B. Jones, Louis B. Talbot and M. R. DeHaan. See "Questions on Doctrine, annotated edition". Andrews University Press. 2003: xiii–xxxiii Sabbath-keeping
