Madera, Marilou T. Print and digitized modular distance learning mathematics : its functionality in the public senior high schools / Marilou T. Madera. - Polytechnic College of La Union : [s.n.], 2021. - xii, 105 pages : illustrations ; 28 centimeter. Bibliography: pages 85-87. Subjects--Topical Terms: Teaching--Aids and devices. Dewey Class. No.: TH 371.33 M26p 2021