TY - BOOK AU - Challa, Satya Narayana Murty TI - Water resources engineering : principles and practice SN - 9788122413823 U1 - 627 CHA-S PY - 2002/// CY - India PB - New Age KW - ᅠ KW - ᅠWater resources developmentᅠ KW - Hydraulic engineeringᅠ ER -