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Organic micropollutants in drinking water and health
H. A. M. de Kruijf · Elsevier
507 sayfa · 1985
Drinking water / Standards / Organic water pollutants / Congresses / Water
Report on the export of fishes and invertebrates for the aquarium trade from Curaçao, 1972-1977
H. A. M. de Kruijf · Caraibisch Marien-Biologisch Instituut
24 sayfa · 1978
Ornamental fish trade / Aquarium fish collecting / Ornamental fishes / Law and legislation / Fishes