Do we own this DVD? It's a companion to the books we have, maybe we should buy it if we don't have one.
video 1
video 2
video 3
video 4
video 5
video 6
Chapter 7
video 8
video 9
Do we own this DVD? It's a companion to the books we have, maybe we should buy it if we don't have one.
video 1
video 2
video 3
video 4
video 5
video 6
Chapter 7
video 8
video 9