John S. Gray, A. D. M. Manual of methods in aquatic environment research Part 11: Biological assestment of marine pollution-with particular reference to benthos. FAO.
Chicago-viite (17. p.)John S. Gray, Alasdoir D. McIntyre. Manual of Methods in Aquatic Environment Research Part 11: Biological Assestment of Marine Pollution-with Particular Reference to Benthos. FAO.
MLA-viite (8. p.)John S. Gray, Alasdoir D. McIntyre. Manual of Methods in Aquatic Environment Research Part 11: Biological Assestment of Marine Pollution-with Particular Reference to Benthos. FAO.
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