APA
Bates J. M., Weber C. I., . (1981). Ecological assessments of effluent impacts on communities of indigenous aquatic organisms: A symposium sponsored by ASTM Committee D-19 on Water American Society for Testing and Materials, Ft. Lauderdale, Fla., 29-30. Jan. 1979. Philadelphia: American Society for Testing and Materials.
Chicago
Bates J M, Weber C I, . 1981. Ecological assessments of effluent impacts on communities of indigenous aquatic organisms: A symposium sponsored by ASTM Committee D-19 on Water American Society for Testing and Materials, Ft. Lauderdale, Fla., 29-30. Jan. 1979. Philadelphia: American Society for Testing and Materials.
Harvard
Bates J. M., Weber C. I., . (1981). Ecological assessments of effluent impacts on communities of indigenous aquatic organisms: A symposium sponsored by ASTM Committee D-19 on Water American Society for Testing and Materials, Ft. Lauderdale, Fla., 29-30. Jan. 1979. Philadelphia: American Society for Testing and Materials.
MLA
Bates J M, Weber C I, . Ecological assessments of effluent impacts on communities of indigenous aquatic organisms: A symposium sponsored by ASTM Committee D-19 on Water American Society for Testing and Materials, Ft. Lauderdale, Fla., 29-30. Jan. 1979. Philadelphia: American Society for Testing and Materials. 1981.