American Society for Testing and Materials. Committee D-19 on Water & Weitzel, R. L. (1979). Methods and measurements of periphyton communities: A review. ASTM.
Chicago Style (17th ed.) CitationAmerican Society for Testing and Materials. Committee D-19 on Water and R. L. Weitzel. Methods and Measurements of Periphyton Communities: A Review. Philadelphia, Pa.: ASTM, 1979.
MLA (8th ed.) CitationAmerican Society for Testing and Materials. Committee D-19 on Water and R. L. Weitzel. Methods and Measurements of Periphyton Communities: A Review. ASTM, 1979.
Warning: These citations may not always be 100% accurate.