lilian,
biological indicators of water quality: a; - 1 - usa: john wiley & sons 1979, - 23, xvi. 23
no index
includes references
0 471 27590 5 (paper back):
--mutiple authors
water quality-measurement-congresses--water-microbiology-congresses
161 jam 628
biological indicators of water quality: a; - 1 - usa: john wiley & sons 1979, - 23, xvi. 23
no index
includes references
0 471 27590 5 (paper back):
--mutiple authors
water quality-measurement-congresses--water-microbiology-congresses
161 jam 628