Leach , J. . (2008). Emergence and transcendence in Philip Calyton: His Moderate Ideas Place Him in an Ideal Position for Dialogue. Pensamiento. Revista De Investigación E Información Filosófica, 64(242 S.Esp), 1109–1113. Recuperado a partir de https://revistas.comillas.edu/index.php/pensamiento/article/view/17970