Magno, Jazzel B.
Usage of cellphone affects the academic performance of selected fourth year high school in Our Lady of Perpetual Succor College school year 2011-2012 / Jazzel B. Magno, Paul Bryan O.Maniling. - Marikina City : 2012 - 33 leaves ; 28 cm.
Research--SHS Thesis
TK 6564 / M198 2012
Usage of cellphone affects the academic performance of selected fourth year high school in Our Lady of Perpetual Succor College school year 2011-2012 / Jazzel B. Magno, Paul Bryan O.Maniling. - Marikina City : 2012 - 33 leaves ; 28 cm.
Research--SHS Thesis
TK 6564 / M198 2012