Gaya APA

Conwell, J, F. (1997). Impelling spirit: Revisiting a founding experience: 1539, Ignatius of Loyola and his companions. An exploration into the spirit and aims of the Society of Jesus as revealed in the founders' proposed papal letter approving the society. Foreword: Vincent T. O'Keefe. . Chicago: Chicago Loyola Press.

Gaya MLA

Conwell, Joseph, F.. "Impelling spirit: Revisiting a founding experience: 1539, Ignatius of Loyola and his companions. An exploration into the spirit and aims of the Society of Jesus as revealed in the founders' proposed papal letter approving the society. Foreword: Vincent T. O'Keefe. ". Chicago: Chicago Loyola Press, 1997. Buku.