How to draw Er diagram for library management system?(Dbms)

1)Er model-Entity, Attributes and Relationship-part 1:    • Er model-Entity, Attributes and Relationsh...   2)Er model-Key attribute, Strong Entity set, Weak entity set, Entity set-part 2:    • Er model-Key attribute, Strong entity set,...   3)Er model-Types of attributes-part 3:    • Er model-Types of attributes-part 3(Databa...   4)ER diagram example 1:    • How to draw an ER diagram for school manag...   5)How to draw ER diagram for online shopping?    • How to draw ER diagram for online shopping...   6)How to draw ER diagram for hospital management system?    • How to draw ER diagram for hospital manage...   1)How to draw ER diagram for Online shopping?    • How to draw ER diagram for online shopping...   2)How to draw ER diagram for Hospital management system?    • How to draw ER diagram for hospital manage...   3)How to draw ER diagram for School management system?    • How to draw an ER diagram for school manag...   4)How to draw ER diagram for Library management system?    • How to draw Er diagram for library managem...   5)How to draw ER diagram for Employee management system?    • How to draw an ER diagram for Employee Man...   6)How to draw ER diagram for Hotel management system?    • How to draw ER diagram for hotel managemen...   7)How to draw ER diagram for Store management system?    • How to draw an ER diagram for Store Manage...