Plains Music, Manfred Mann's Earth Band, or Manfred Mann's Plains Music

The second version points to Manfred Mann’s Earth Band while the rest points to Manfred Mann’s Plains Music, and it isn’t listed under Manfred Mann’s Earth Band.

looks to me like the Earth Band credit is an error, as Manfred Mann’s Plain Music and Manfred Mann’s Earth Band seem to be two separate projects, at least, according to the Wikipedia blurb on the top of the page.

also, looks like @chaban already corrected it: