000			00368nam a2200133Ia 4500
008			191206s9999 xx 000 0 und d
020			_a0875530761 :
090			_aRA642.V5
245		0	_aViruses in water
260			_aAmerican Public Health Association
260			_ccc1976
300			_a"xiv, 256 p. : ill. ; 24 cm."
999			_c17254 _d17254