Piyadassi Ven. Dharmapradipaya No: 11-12 - 1955 Octomber-November - 30p. : ill , 24 cm - Volume.1 . Subjects--Topical Terms: Dharmapradipaya No: 11-12Volume.11955 Octomber-November Universal Decimal Class. No.: ප්ර/ධ / 7.A