TY - BOOK AU - Bureau of Indian Standards TI - Code of Practice for Construction and Testing of Tubewells: Part 2 Testing (IS : 2800 (Part 2) - 1979) U1 - IS : 2800 (Part 2) - 1979 PY - 1979/// CY - New Delhi PB - Bureau of Indian Standards KW - Indian Standard - IT N1 - IS : 2800 (Part 2) - 1979 ER -