Elffen, N. (1672). Scintilla cordis Exercitia S. P. Ignatii. Typis Petri Alstorff.
Chicago Style (17th ed.) CitationElffen, Nicolaus. Scintilla Cordis Exercitia S. P. Ignatii. Coloniae: Typis Petri Alstorff, 1672.
MLA (8th ed.) CitationElffen, Nicolaus. Scintilla Cordis Exercitia S. P. Ignatii. Typis Petri Alstorff, 1672.
Warning: These citations may not always be 100% accurate.