Principles of instrumental analysis / Douglas A. Skoog https://biblioteca.isel.pt/cgi-bin/koha/opac-shelves.pl?rss=1&viewshelf=941 RSS feed for public list Principles of instrumental analysis / Douglas A. Skoog Principles of instrumental analysis by Douglas A. Skoog, F. James Holler, Timothy A. Nieman https://biblioteca.isel.pt/cgi-bin/koha/opac-detail.pl?biblionumber=6897 Principles of instrumental analysis by Douglas A. Skoog https://biblioteca.isel.pt/cgi-bin/koha/opac-detail.pl?biblionumber=14424