The first thing you should do is to save this lesson as a Bookmark. Then you can always go back to it easily.
As you probably know, today's lesson is simply a CATCH UP EXERCISE. You should only attend if you need to complete assignments, and need help in completing them. Otherwise, read a paper, like Gromit or better still, get on with those essays.
Constructing a bibliography from remote libraries
Constructing a bibliography from BIDS
The following are the assignments that need handing in: