TY - BOOK AU - Dacanay, John Christian Villanueva. TI - The usage of cellphones among grade six students of Southville International School and Colleges School Year 2003-2004 AV - PGS HQ 784.P64 .D117 2004 PY - 2004/// CY - Las Piñas City, Philippines : PB - Southville International School and Colleges KW - Mobile communication systems KW - Juvenile use. KW - Cell phones KW - Social aspects KW - Children. KW - Technology KW - Children KW - Grade 6 students KW - Use of mobile devices N1 - Includes bibliographical references ER -