Jim Pipe. (2002). How Does a Trumpet Work? (How? What? Why). Copper Beech.
Chicago-referens (17:e uppl.)Jim Pipe. How Does a Trumpet Work? (How? What? Why). Copper Beech, 2002.
MLA-referens (9:e uppl.)Jim Pipe. How Does a Trumpet Work? (How? What? Why). Copper Beech, 2002.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.