There's plenty of performances of this medieval tune available, but I've picked this one out in particular because it's a good opportunity to see less familiar instruments. It also clearly demonstrates the use of drones, which fits in well with the arrangement on the ABRSM Grade 3 syllabus.
Related products from Amazon:
Violin Exam Pieces 2012-2015, ABRSM Grade 3, Score, Part & CD: Selected from the 2012-2015 syllabus (ABRSM Exam Pieces)
Publisher: OUP Oxford (2011)
Binding: Paperback, 36 pages