This is a market research assignment. Many students will ask for the AC Nielsen thing!

What they really want is

Market Information Digest. A.C. Nielsen N.Z. Ltd. 3 hour loan CD-Rom 04/6 It is shelved in the DVD sequence. Helen has labelled the shelf to make it easier to find. (Thank you Helen)

Note that this is a serials entry. So to see if it is on issue you need to check in show items.