------------------------> Book <-----------------------------
1- find Book By Name
2- find Books By Caregory
3- find Books By Library
4- find Books By Category and Status (Buy,Borrow)
------------------------> Library <-----------------------------
5- find Libaray By Name
6- find Libraries By Location
7- find Libraries By Owner
8- find Libraries By Status
9- find Libraries By Book Name
1- find Book By Name 2- find Books By Caregory 3- find Books By Library 4- find Books By Category and Status (Buy,Borrow) ------------------------> Library <----------------------------- 5- find Libaray By Name 6- find Libraries By Location 7- find Libraries By Owner 8- find Libraries By Status 9- find Libraries By Book Name