Hartley, K. (1997). Double Bass Solo: Bd.1 / selected and adapted by Keith Hartley. Oxford Univ. Press.
Chicago (17e ed.) BronvermeldingHartley, Keith. Double Bass Solo: Bd.1 / Selected and Adapted by Keith Hartley. Oxford [u.a.]: Oxford Univ. Press, 1997.
MLA (8e ed.) BronvermeldingHartley, Keith. Double Bass Solo: Bd.1 / Selected and Adapted by Keith Hartley. Oxford Univ. Press, 1997.
Let op: Deze citaties zijn niet altijd 100% accuraat.