000 00377nam a2200157Ia 4500
008 240117s9999||||xx |||||||||||||| ||und||
082 _aH.R/I
082 _b591.5
100 _ah.r
100 _asingh
245 0 _aintroduction to animal ecology and environmental biology
260 _adelhi
260 _bshoban lal nagni chand& co
260 _c1989
650 _abiology
999 _c16283
_d16283