Methods for chemical analysis of fresh waters / edited by H. L. Golterman with the assistance of R. S. Clymo. Golterman, H. L. Clymo, R. S, joint author. Water Analysis. QD142 .G64 543.3 GOM Includes index. Oxford : Blackwell Scientific, 1969. 1969. 1969 Text xvi, 172 p. : eng International Biological Programme. IBP handbook ; no. 8 IBP handbook ; 8.