Dewey, Melvil .
Dewey decimal classification and relative Index / Devised by Melvil Dewey. - 23rd ed / - Dublin, Ohio : Online Computer Library Center , 2011 - 4 vols :
978-1-910608-80-7
Classification, Dewey decimal
2:12 / Q1.4;7
Dewey decimal classification and relative Index / Devised by Melvil Dewey. - 23rd ed / - Dublin, Ohio : Online Computer Library Center , 2011 - 4 vols :
978-1-910608-80-7
Classification, Dewey decimal
2:12 / Q1.4;7