APA (7th ed.) Citation

Janssen, H. Q. Archivmaterialien zu Hendrik Q. Janssen, 1812-1881.

Chicago Style (17th ed.) Citation

Janssen, Hendrik Q. Archivmaterialien Zu Hendrik Q. Janssen, 1812-1881.

MLA (9th ed.) Citation

Janssen, Hendrik Q. Archivmaterialien Zu Hendrik Q. Janssen, 1812-1881.

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