No more aching back Dr. Root's new fifteen-minute-a-day program for a healthy back

Dades bibliogràfiques
Autor principal:	Root, Leon (Autor)
Altres autors:	Root, Elisa (Illustrador)
Format:	Llibre
Idioma:	English
Publicat:	New York Signet Book 1991.
Matèries:	Backache. Backache > Exercise therapy. Backache > Prevention.