TY  - BOOK
AU  - Blackford,Harriet
TI  - The digestive system
SN  - 9780007461981
PY  - 2012///
CY  - London 
PB  - Collins
N2  - We know we all need to eat, but why do we need to and where does it go? Filled with photos and clear diagrams, follow the food you eat on its journey through your body and find out what happens to it along the way
ER  -