APA (7th ed.) Citation

Friessem, J. W. (1650). Perpetuus Gladius Reginae Martyrum. Friessem.

Chicago Style (17th ed.) Citation

Friessem, Johann Wilhelm. Perpetuus Gladius Reginae Martyrum. Coloniae: Friessem, 1650.

MLA (9th ed.) Citation

Friessem, Johann Wilhelm. Perpetuus Gladius Reginae Martyrum. Friessem, 1650.

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