Crum, A., & Jackson, S. (1989). Play the viol : the complete guide to playing the treble, tenor and bass viol / Alison Crum with Sonia Jackson: The complete guide to playing the treble, tenor and bass viol. Oxford University Press.
Chicago Style (17th ed.) CitationCrum, Alison, and Sonia Jackson. Play the Viol : The Complete Guide to Playing the Treble, Tenor and Bass Viol / Alison Crum with Sonia Jackson: The Complete Guide to Playing the Treble, Tenor and Bass Viol. Oxford: Oxford University Press, 1989.
MLA (9th ed.) CitationCrum, Alison, and Sonia Jackson. Play the Viol : The Complete Guide to Playing the Treble, Tenor and Bass Viol / Alison Crum with Sonia Jackson: The Complete Guide to Playing the Treble, Tenor and Bass Viol. Oxford University Press, 1989.
Warning: These citations may not always be 100% accurate.