APA

Bates J. M., Weber C. I. & American Society for Testing and Materials. (1981). Ecological assessments of effluent impacts on communities of indigenous aquatic organisms. Philadelphia, Pa. (1916 Race St., Philadelphia 19103): ASTM,(Amerian Society for Testing and Materials).

Chicago

Bates J M, Weber Cornelius I and American Society for Testing and Materials. 1981. Ecological assessments of effluent impacts on communities of indigenous aquatic organisms. Philadelphia, Pa. (1916 Race St., Philadelphia 19103): ASTM,(Amerian Society for Testing and Materials).

Harvard

Bates J. M., Weber C. I. and American Society for Testing and Materials. (1981). Ecological assessments of effluent impacts on communities of indigenous aquatic organisms. Philadelphia, Pa. (1916 Race St., Philadelphia 19103): ASTM,(Amerian Society for Testing and Materials).

MLA

Bates J M, Weber Cornelius I and American Society for Testing and Materials. Ecological assessments of effluent impacts on communities of indigenous aquatic organisms. Philadelphia, Pa. (1916 Race St., Philadelphia 19103): ASTM,(Amerian Society for Testing and Materials). 1981.