TY - BOOK AU - Trivedy, R. K. TI - Handbook of environmental laws ,acts,guidelines,compliances and standards SN - 9788178002217 U1 - 333.703 23rd PY - 2004/// CY - Hyderabad PB - BS Publications KW - Environmental laws --Handbooks KW - Environmental protection--Rules and regulations N1 - Library has volume 1&2 ER -