Core training & plyo recommends?

Looking for some good books on core and plyometric training. Can anyone recommend some good books or materials on these subjects?
Thanks.

"Jumping into Plyometrics" by Donald Chu (sp?)

Medicine Ball Training and then some...

Rossboxing.com

Yours,
Beev

For the core:

Renegade rows
One legged squats
Turkisg Get-ups
Windmills
Bent press
Side Press
Guard Sit-ups

Mike Mahler
www.mikemahler.com