TY - BOOK AU - Obure,Ming'ala J. TI - Handbook for data analysis using SPSS: mastering SPSS for Windows & statistics in plain English text: for researchers and data analysts AV - QA276.4 .O28 PY - 2002/// CY - Nairobi PB - M & O Data Expert Training and Consultants KW - Statistics KW - Data processing KW - Computer programs ER -