Dewey, Melvil, 1851-1931.
Dewey decimal classification and relative index (Vol. 3) / devised by Melvil Dewey. - 20th ed. - Albany, N.Y. : Forest Press, a division of OCLC Online Computer Library Center, c1989. - vii, 764 ; 24 cm. - : Schedules 600-999 Volume 3 .
0910608377 0910608407
Classification, Dewey decimal.
025.431 / DED
Dewey decimal classification and relative index (Vol. 3) / devised by Melvil Dewey. - 20th ed. - Albany, N.Y. : Forest Press, a division of OCLC Online Computer Library Center, c1989. - vii, 764 ; 24 cm. - : Schedules 600-999 Volume 3 .
0910608377 0910608407
Classification, Dewey decimal.
025.431 / DED