00274nam a22001097a 4500020001800000082001900018100001900037245006200056260002300118300000900141650001400150  a9789352601738  a547.308bBAN/F  a Banwell, C. N  a  Fundamentals of molecular spectroscopy / Banwell, C. N.  bMcgraw hill c2016  a308p  aChemistry