00310nam a2200109 a 450000500170000002000150001708200150003210000150004724500710006226000390013330000280017220251203110914.0  a0070617880  a620.5bPRA  aPradeep T.  aNano: the essentialsbunderstanding nanoscience and nanotechnology  aNew DelhibTata Mc Graw Hillc2007  axvii, 432p.c20 cm.cPB