Golterman, H. L. Methods for chemical analysis of fresh waters - 2 ed. - Oxford ; Blackwell, 1970 - 166 p. : ilus. - IBP. Handbook ; 8 . - IBP Handbook ; 8 . LCCN: 12973 Subjects--Topical Terms: Agua--AnĂ¡lisis. Dewey Class. No.: 543.3 / G6