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.
Παραπομπή σε μορφή Chicago (17η εκδ.)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.
Παραπομπή σε μορφή MLA (8th εκδ.)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.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.