000			00329nam a2200145Ia 4500
008			200208s9999 xx 000 0 und d
082			_aGL 574.5
245		0	_aSociety and the environment
260			_aMoscow
260			_bProgress Publishers
260			_c1980
300			_a174p.
650			_aHuman ecology
942			_cB
999			_c193753 _d193753