?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.aufirst=N.F.N.&rft.aulast=Yal+Khattab&rft.au=Yal+Khattab%2C+N.F.N.&rft.title=Sedimentology+of+semanggol+formation+at+Pokok+Sena%2C+Kedah&rft.date=2019&rft.isbn=9789462822740&rft.genre=proceeding