we need the relations between these classes for example student to program is one to many.. and this design is for database management system

Program Admin Student S-MatricNo {pk} S-DOB S- Gender S- FirstName S-LastName Room_ID Department Year Phone_No P_Code {pk} P_name p_categore Role Start_Date End_Date Staff_ID Staff_DOB Staff_Gender Staff_FirstName Staff_LastName Staff_Position Room Room_ID Room_No Room_Price Room_Description Room_State Staff Department Accounter Staff_ID Staff_DOB Staff_Gender Staff_FirstName Staff_LastName Staff_Position DA_ID DA_FirstName DA LastName S_Department Student_Year Room_ID Receipt_Payment