how to filetr data using cmbbox & 2 textboxs

Question

hai i have 3 tables as follows

select book_category,authers_names,book_name from bookmaster

select Publisher_Name from publishermaster

select quantity_available from BookStock how to bind these 3 tables column values to datagridview(what query should i use) and after selecting combobox value,textbox1 value,textbox2 value i want filter data in dgv.Thank you