Krumme, W. (2009). Tuba libre. Deutsches Tubaforum e.V..
Chicago Style (17th ed.) CitationKrumme, Wolfram. Tuba Libre. [S.l.]: Deutsches Tubaforum e.V., 2009.
MLA (8th ed.) CitationKrumme, Wolfram. Tuba Libre. Deutsches Tubaforum e.V., 2009.
Warning: These citations may not always be 100% accurate.