Food and Agriculture Organization of the United Nations, Gray, J. S., McIntyre, A. D., & Stirn, J. (1992). Manual of methods in aquatic environment research: Part 11-biological assessment of marine pollution-with particular references to benthos. FAO of the United Nations.
Cita Chicago (17th ed.)Food and Agriculture Organization of the United Nations, John S. Gray, Alasdair D. McIntyre, i Jose Stirn. Manual of Methods in Aquatic Environment Research: Part 11-biological Assessment of Marine Pollution-with Particular References to Benthos. Rome: FAO of the United Nations, 1992.
Cita MLA (9th ed.)Food and Agriculture Organization of the United Nations, et al. Manual of Methods in Aquatic Environment Research: Part 11-biological Assessment of Marine Pollution-with Particular References to Benthos. FAO of the United Nations, 1992.