Freshwater biological association, Heron, J., Mackereth, F., & Talling, J. (1989). Water analysis: Some revised methods for limnologists. Freshwater biological association.
Παραπομπή σε μορφή Chicago (17η εκδ.)Freshwater biological association, J. Heron, F. Mackereth, και J. Talling. Water Analysis: Some Revised Methods for Limnologists. Cumbria: Freshwater biological association, 1989.
Παραπομπή σε μορφή MLA (8th εκδ.)Freshwater biological association, et al. Water Analysis: Some Revised Methods for Limnologists. Freshwater biological association, 1989.
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