The authoritative development guide to strength training for 7-18 year olds. Covers starting age recommendations, exercises, frequency, rate progression and more.
William E. Amonette Pořadí knih
- 2004
Do Vánoc stíháš objednat ještě 1 den a 21 hodin.
The authoritative development guide to strength training for 7-18 year olds. Covers starting age recommendations, exercises, frequency, rate progression and more.