ISBN-13: 9780615143286 / Angielski / Miękka / 2007 / 70 str.
ISBN-13: 9780615143286 / Angielski / Miękka / 2007 / 70 str.
The initial 1 year phase of athletic explosive power training that has been lauded by professional football players and Little loop coaches alike. The benchmark in explosive power training.