00423nam a22001577a 450000500170000000800410001704100080005808200140006610000190008024500700009925000130016926000410018230000100022350000230023365000090025620251212114051.0251212b        |||||||| |||| 00| 0 eng d  aeng  a613.1bGA  aGhosh, Arindam  aEnvironmental Studies (Including Field work) /cDr. Arindam Ghosh  a1st ed..  aKolkata :bSuhrid Book Stall,c2025.  a314p.  aNew Syllabus, CBCS  aENVI