TY - BOOK AU - Park, Ji Hong. TI - The impact of self-study period on the academic performance of grade 6 students of Southville International School and Colleges AV - PGS LB 1049.5 .P235 2004 PY - 2004/// CY - Las Piñas City, Philippines : PB - Southville International School and Colleges KW - Self-instruction. KW - Study skills. KW - Academic achievement KW - Grade 6 (Education) N1 - Includes bibliographical references ER -