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		Dalem, A.A.G. Raka, 		Widana, I.N., 		Simpen, I.N., AND 		Artawan, I.N..
" EFFORTS PERFORMED BY HOTELS IN BALI IN LOOKING AFTER THE ENVIRONMENT" <em>Bumi Lestari</em> [Online], Volume 10 Number 1 (1 February 2010)