00438nam a2200133Ia 450000500170000000800410001702000150005808200130007310000190008624500760010526000390018130000170022050000670023720250528013526.0240331s9999    xx            000 0 und d  a9559367595  bKARa302  aKarunanayake,N 0aSanniwedanaya saha sanwardenaya :bsanwarna sanniwedanayata praweshayak  aDivulapitiyabsaraswati publishers  aix, 274 p .,  aa book about  approach to development communication in Sinhala