පරිසරය රැකගත හැකි මග
Atukorla , Daya Rohana
පරිසරය රැකගත හැකි මග - Panadura Siksha mandira 1998 - [viii] , 128 p. Illustration 21cm.
9559008560
ENVIRONMENTAL ECONOMICS
ENVIRONMENTAL CONSERVATION
ENVIRONMENT AND FACTRISM
333.716 / ATU
පරිසරය රැකගත හැකි මග - Panadura Siksha mandira 1998 - [viii] , 128 p. Illustration 21cm.
9559008560
ENVIRONMENTAL ECONOMICS
ENVIRONMENTAL CONSERVATION
ENVIRONMENT AND FACTRISM
333.716 / ATU