Energy and natural resources :
Kumar, H.D.
Energy and natural resources : sustainability and management - New Delhi : Vitasta, ©2008. - 619 p. ; 23 cm.
9788189766795
Natural resources--Management--Power resources--Management
333.7 / KUM-E
Energy and natural resources : sustainability and management - New Delhi : Vitasta, ©2008. - 619 p. ; 23 cm.
9788189766795
Natural resources--Management--Power resources--Management
333.7 / KUM-E