000			nam a22 7a 4500
999			_c10763 _d10763
020			_a978-975-6427-89-7
082			_a333.7025
245			_aOIC environment report 2019
260			_aAnkara _bSESRIC, _c2019
300			_a69 p.:
650		0	_aEnvironmental
650		0	_aÇevre
942			_cBK