APA (7th ed.) Citation

Heller, T. Archivmaterialien zu Theodor Heller, 1869-1938.

Chicago Style (17th ed.) Citation

Heller, Theodor. Archivmaterialien Zu Theodor Heller, 1869-1938.

MLA (9th ed.) Citation

Heller, Theodor. Archivmaterialien Zu Theodor Heller, 1869-1938.

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