Bläser-Schulen-Verlag Gemeinsam lernen 1 Tuba, Wind Instrument Lessons, Volume 1 of the school for tuba, Edition for tuba in C (bass clef), For brass class and instrumental lessons, By Jaap Kastelein and Michiel Oldenkamp, ISMN 9790700382100, publisher's no. BSV 115-014, Format: DIN A4, 72 Pages, In German language, Includes download code for play-along recordings