APA (7th ed.) Citation

Oppermann, I. (1977). Schwestern zur Sonne zur Freiheit . 12. IG Metall-Kongreß in Düsseldorf.

Chicago Style (17th ed.) Citation

Oppermann, Ingrid. Schwestern Zur Sonne Zur Freiheit . 12. IG Metall-Kongreß in Düsseldorf. 1977.

MLA (8th ed.) Citation

Oppermann, Ingrid. Schwestern Zur Sonne Zur Freiheit . 12. IG Metall-Kongreß in Düsseldorf. 1977.

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