TY - BOOK T1 - Data collection and analysis A2 - Sapsford, Roger A2 - Jupp, Victor LA - English PP - London PB - Sage YR - 2006 ED - 2nd ed. UL - https://ds.mainlib.upd.edu.ph/Record/UP-99796217608962289 OP - 332 CN - HA 29 D273 2006 SN - 0761943633(pbk.) KW - Social sciences : Statistical methods. KW - Social sciences : Research. ER -