na INLIS000000000004668 Ind 0010-1118004668 Manual of methods in aquatic environment research. part II. Biological assessment of marine pollution - with particular reference to benthos GRAY, John S. John S. Gray; Alasdair D. Mclntyre; Jose Stirn Rome FAO 1992 v, 49 p.: ill.; 25 cm. -- v, 49 p.: ill.; 25 cm. -- ISBN 92-5-103136-3 Bibl. p. 39 - 46 551.588 AQUATIC ENVIRONMENT MARINE POLLUTION BENTHOS 92