You must relax; a practical method of reducing the strains of modern living.

You must relax; a practical method of reducing the strains of modern living.

Dades bibliogràfiques
Autor principal: Jacobson, Edmund 1888
Format: Llibre
Idioma:English
Publicat: New York McGraw-Hill 1962.
Edició:4th ed., rev. and enl.
Matèries:
Relaxation.
Nervous system > Hygiene.