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1by Abeynayake, K.### CRL customization ### ?> ### Add publisher and desc details ### ?>
Published 1992Colombo, Sri Lanka : Central Environmental Authority : Ministry of Environment & Parliamentary Affairs, [1992]56 p. : ill., maps ; 28 cm.“...Sri Lanka. Madhyama Parisara Adhikāriya...”
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2Published 1990### CRL customization ### ?> ### Add publisher and desc details ### ?>Colombo : Ministry of Environment and Parliamentary Affairs : Central Environmental Authority, [1990-v. : ill. ; 28 cm.“...Sri Lanka. Madhyama Parisara Adhikāriya...”