APA (7th ed.) Citation

John, R. Archivmaterialien zu Richard John, 1827-1889.

Chicago Style (17th ed.) Citation

John, Richard. Archivmaterialien Zu Richard John, 1827-1889.

MLA (9th ed.) Citation

John, Richard. Archivmaterialien Zu Richard John, 1827-1889.

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