TY  - BOOK
AU  - Thomas, Isabel
TI  - Why do I have periods?
SN  - 978-1-4109-401505
U1  - 612.6 T363w 2011 
PY  - 2011///
CY  - Chicago, Illinois
PB  - Raintree
KW  - Menstruation
KW  - Puberty
KW  - Teenage girls - Growth
KW  - Teenage girls - Health & hygience
N1  - 613
ER  -