00458nam a2200169Ia 4500 LDD 0195686292 LDD 577 B391F Beeby, Alan First ecology Ecological principles and environmental issues Alan Beeby Second Ediction New Delhi Oxford University Press 2006 xxiv, 318p Gifted by : Gifted by Any Books supplier ddc G 0 0 ddc 0 0 12083 LDD LDD 2018-11-01 1 1 577 B391F G012102 2020-05-22 2020-03-19 995.00 2018-11-01 G 12084 12084