TY - BOOK T1 - Nuffield science for key stage 3 science year 9 A2 - Dorling, Geoffrey LA - English PP - London PB - Longman Group YR - 1990 UL - https://tuklas.up.edu.ph/Record/UP-99796217606749539 CN - Q 181 L6 N82 1990 KW - Science : Study and teaching (Secondary). ER -