000 00000nam a2200000 a 4500
005 20251203090505.0
082 _a577
_bKUM
100 _aKumar, HD.
245 _aModern concepts of ecology
260 _aDelhi
_bVikas
_c1986
300 _a386p, 24 cm.
690 _aEcology
964 _bENG
_c100
_d
_e010
_f
_g_
997 _a12827 LIBSC C
999 _c9449
_d9449