TY - BOOK AU - Diwan,A.P. AU - Arora,D.K. TI - Human ecology T2 - Recent advances in environmental ecology series SN - 8174881190 : U1 - 304.2 19 PY - 1995/// CY - New Delhi PB - Anmol Publications Pvt. Ltd. KW - Human ecology KW - Spines KW - Environment management N2 - Environment Management ER -