TY - BOOK AU - Bureau of Indian Standards TI - Water and Wastewater - Methods of Sampling and Test ( Physical and Chemical ) Part - 38 Dissolved Oxygen (IS : 3025 (Part 38) - 1989) U1 - IS : 3025 (Part 38) - 1989 PY - 1990/// CY - New Delhi PB - Bureau of Indian Standards KW - Indian Standard - IT N1 - IS : 3025 (Part 38) - 1989 ER -