Davis, W. S., & Simon, T. P. (1995). Biological assessment and criteria: Tools for water resource planning and decision making. Lewis Publishers.
Παραπομπή σε μορφή Chicago (17η εκδ.)Davis, Wayne S., και Thomas P. Simon. Biological Assessment and Criteria: Tools for Water Resource Planning and Decision Making. Boca Raton, Fla.: Lewis Publishers, 1995.
Παραπομπή σε μορφή MLA (8th εκδ.)Davis, Wayne S., και Thomas P. Simon. Biological Assessment and Criteria: Tools for Water Resource Planning and Decision Making. Lewis Publishers, 1995.
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