Where is the audio track for listening sessions

TOEFL/IELTS
1

Two questions

1] For listening Gregmat sessions or Toefl 2 week program, where can I find the audio tracks that are being played during the class?

2] I have Toefl official guide paperback, how do the listening section, I mean where can I get the tracks?

2

You need to buy official vol 2 to get the tracks