Hartwig, H. (2019). Archivmaterialien zu Helmut Hartwig, 1936-.
Chicago Style (17th ed.) CitationHartwig, Helmut. Archivmaterialien Zu Helmut Hartwig, 1936-. 2019.
MLA (8th ed.) CitationHartwig, Helmut. Archivmaterialien Zu Helmut Hartwig, 1936-. 2019.
Warning: These citations may not always be 100% accurate.