OpenURL (Z39.88-2004)

?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=book&rft.btitle=Principles+of+Mathematics&rft.title=Principles+of+Mathematics&rft.au=Itsaraporn+Thongsomnuek&rft.pub=Phetchaburi+Rajabhat+University&rft.date=2024&rft_id=https%3A%2F%2Farit.pbru.ac.th%2Fdigital%2Fbook.php%3Fid%3D56