MLA

Ganss, George E. Jesuit Religious Life Today : the Principal Features of Its Spirit, In Excerpts From Papal Documents, St. Ignatius' Constitutions, the 31st and 32nd General Congregations, and Letters of Father General Pedro Arrupe. St. Louis: Institute of Jesuit Sources, 1977.

APA

Ganss, G. E. (1977). Jesuit religious life today : the principal features of its spirit, in excerpts from papal documents, St. Ignatius' Constitutions, the 31st and 32nd General Congregations, and letters of Father General Pedro Arrupe. St. Louis: Institute of Jesuit Sources.

Chicago

Ganss, George E., ed. Jesuit Religious Life Today: The Principal Features of Its Spirit, In Excerpts From Papal Documents, St. Ignatius' Constitutions, the 31st and 32nd General Congregations, and Letters of Father General Pedro Arrupe. St. Louis: Institute of Jesuit Sources, 1977.