APA (7th ed.) Citation

Bellarmino, R. F. R. H. (1619). De Officio Principis Christiani: Libri Tres. Gualterus.

Chicago Style (17th ed.) Citation

Bellarmino, Roberto Francesco Romolo Heiliger. De Officio Principis Christiani: Libri Tres. Coloniae: Gualterus, 1619.

MLA (9th ed.) Citation

Bellarmino, Roberto Francesco Romolo Heiliger. De Officio Principis Christiani: Libri Tres. Gualterus, 1619.

Warning: These citations may not always be 100% accurate.