00300nam a2200121Ia 450000500170000000800410001704100080005808200150006610000190008124500280010026000410012830000090016920260720174659.0260720s2006    xx            000 0 und d  aeng  a540.2 DHID  aDhingra, Anand  aDictionary of chemistry  aNew DelhibSterling Publishersc2006  a372p