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