Sinha ,Udai Prakash
Sustainable resource development : policy ,problem and prescription - New Delhi Concept publishing company Pvt.Ltd. 2011 - 501
8180697460
Agricultural resources and sustainable development
333.715 / SIN/SU
Sustainable resource development : policy ,problem and prescription - New Delhi Concept publishing company Pvt.Ltd. 2011 - 501
8180697460
Agricultural resources and sustainable development
333.715 / SIN/SU