Mavis Staples: vinyl, CD and cassette prices

Compare the price of 4 Mavis Staples records on vinyl, CD and cassette in UK record shops.

CDMavis Staples - Don't Change Me Now£17Sister Ray1
vinylMavis Staples - Sad & Beautiful World£28.99Assai Records3
CDMavis Staples - We Get By£17Sister Ray1
vinylMavis Staples - We'll Never Turn Back£37Sister Ray1