Dewey, Melvil.
Dewey decimal classification and relative index / Melvil Dewey ; edited by John P Comaromi...[et al.]. - 20th ed. - New York : Forest Press, a division of OCLC Online Computer Library Center, 1989. - Vols. ; 24 cm.
V. 3- (Schedules 600-999) ;
38 38
0-910608-37-7
Library science--Classification.
025.431 / D515d
Dewey decimal classification and relative index / Melvil Dewey ; edited by John P Comaromi...[et al.]. - 20th ed. - New York : Forest Press, a division of OCLC Online Computer Library Center, 1989. - Vols. ; 24 cm.
V. 3- (Schedules 600-999) ;
38 38
0-910608-37-7
Library science--Classification.
025.431 / D515d