Salana, June P., Field study 3 : technology in the learning environment / June P. Salana. - Manila, Philippines : Rex Book Store, 2013. - ix, 73 pages : tables ; 25 cm. Includes references. English ISBN: 9789712366413 Subjects--Topical Terms: Field study-technology-philippines. Dewey Class. No.: 371.1 / S161f