Janssens, J. (1948). Epistola A. R. P. N. Ioannis Baptistae Janssens, Praepositi Generalis, ad universam Societatem. Secretariatus Centralis Congregationum Marianum.
Chicago Style (17th ed.) CitationJanssens, Jean-Baptiste. Epistola A. R. P. N. Ioannis Baptistae Janssens, Praepositi Generalis, Ad Universam Societatem. Roma: Secretariatus Centralis Congregationum Marianum, 1948.
MLA (9th ed.) CitationJanssens, Jean-Baptiste. Epistola A. R. P. N. Ioannis Baptistae Janssens, Praepositi Generalis, Ad Universam Societatem. Secretariatus Centralis Congregationum Marianum, 1948.
Warning: These citations may not always be 100% accurate.