Ultimate plank fitness for a strong core, killer abs - and a killer body

Podrobná bibliografie
Hlavní autor:	DeCurtins, Jennifer (Autor)
Médium:	Kniha
Jazyk:	English
Vydáno:	Beverly, MA Fair Winds Press 2015.
Témata:	Exercise. Physical fitness. Abdominal exercises. Abdomen > Muscles. Muscle strength.