APA (7th ed.) Citation

Heckel, T. Archivmaterialien zu Theodor Heckel, 1894-1967.

Chicago Style (17th ed.) Citation

Heckel, Theodor. Archivmaterialien Zu Theodor Heckel, 1894-1967.

MLA (9th ed.) Citation

Heckel, Theodor. Archivmaterialien Zu Theodor Heckel, 1894-1967.

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