APA (7th ed.) Citation

Kretzschmar, H. (1919). Geschichte der Oper: Hermann Kretzschmar. Breitkopf & Härtel.

Chicago Style (17th ed.) Citation

Kretzschmar, Hermann. Geschichte Der Oper: Hermann Kretzschmar. Leipzig: Breitkopf & Härtel, 1919.

MLA (8th ed.) Citation

Kretzschmar, Hermann. Geschichte Der Oper: Hermann Kretzschmar. Breitkopf & Härtel, 1919.

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