TY - BOOK AU - Bureau of Indian Standards TI - Guide for Treatment and Disposal of Effluents of Fertilizer Industry (IS : 9841 - 1981) U1 - IS : 9841 - 1981 PY - 1981/// CY - New Delhi PB - Bureau of Indian Standards KW - Indian Standard - IT N1 - IS : 9841 - 1981 ER -