APA (7th ed.) Citation

Heldmann, A. Nachlass von August Heldmann, 1834-1919.

Chicago Style (17th ed.) Citation

Heldmann, August. Nachlass Von August Heldmann, 1834-1919.

MLA (9th ed.) Citation

Heldmann, August. Nachlass Von August Heldmann, 1834-1919.

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