Forto, Ellia May Santos. <br/><br/>
Development and Validation of Localized Science 7 Electronic Book for Distance Learning  [manuscript] / 
Ellia May Santos Forto. 
 - Magalang, Pampanga :  Pampanga State Agricultural University,  December 2022. 
 - 239 leaves ;  28 cm. + 1 computer disc (4 3/4 in.)