TY  - BOOK
AU  - Eklundh,Margit
AU  - Elworth,Lennart
TI  - Spare your back
U1  - 613.78 
PY  - 1965///
CY  - London
PB  - Gerald Duck Worth
KW  - Posture
KW  - Standiry position
KW  - Sikking position
KW  - Stature
ER  -