Montessori, Maria ඔබේ දරුවා ගැන ඔබ දත යුතු දේ = obe daruwa gana datha yuthu da - Colombo: Dayawansha Jayakody, 1998. - 149p.; 21 cm. ISBN: 955-551-175-6 Subjects--Topical Terms: Primary Education Dewey Class. No.: 372 / MON