
Koopmann, H. (1975). Heinrich Heine. Wiss. Buchgesellschaft.
Chicago Style (17th ed.) CitationKoopmann, Helmut. Heinrich Heine. Darmstadt: Wiss. Buchgesellschaft, 1975.
MLA (8th ed.) CitationKoopmann, Helmut. Heinrich Heine. Wiss. Buchgesellschaft, 1975.
Warning: These citations may not always be 100% accurate.