00342nam a2200109Ia 4500008004100000020001800041100002600059245006700085250001900152260003600171650002500207240817s9999    xx            000 0 und d  a9790000000000  aSolanki, Chetan Singh 0aRenewable energy technologies: a practical guide for beginners  a621.042 So41,r  c2012a New Delhib PHI Learning  a Energy technologies