Merto, Roselyn C. Functionality of online learning as teaching delivery mode in kindergarten / Roselyn C. Merto. - Polytechnic College of La Union : [s.n.], 2020. - xi, 115 pages : illustrations ; 28 centimeter. Bibliography: pages 95-97. Subjects--Topical Terms: Teaching--Aids and devices. Dewey Class. No.: TH 371.33 M55f 2020