TY - GEN AU - Singh,B.P. AU - Kumar,Bhishm TI - Isotopes in hydrology, hydrogeology and water resources SN - 8173196907 U1 - 551.480 PY - 2005/// CY - New Delhi PB - Narosa Publishing House KW - Hydrologic cycle KW - Radioisotopes in hydrology N1 - Includes index ER -