Decimal.

Abridged decimal classification and relative index Dewey, Melvil 1945 Decimal classification Dewey, Malvil, 1851-1931 1958 Decimal classification and colon classification in perspective Parkhi, Raghunath Shatanand 1964 Decimal classification and relative index Dewey, Melvil 1932 Decimal classification and relative index for libraries and personal use Dewey, Melvil 1922 Dewey Decimal Classification and Relative Index Dewey, Melvil 1979 Dewey Decimal Classification and Relative Index Dewey, Melvil 1979 Dewey Decimal Classification and Relative Index Dewey, Melvil 1979 Dewey decimal classification and relative index Dewey, Melvil 1965 Dewey decimal classification and relative index Dewey, Melvil 1952 Dewey Decimal Classification and Relative Index Dewey, Melvil 1885 Guide to use of Dewey decimal classification Library of Congress 1962 Lectures on Elementary Number Theory Author not listed Year not listed List of subject headings for small libraries Sears, Minnie Earl 1944 Manual of cataloging and classification for elementary school libraries Johnson, Margaret Fullerton 1929 Manual of cataloging and classification for small school and public libraries Johnson, Margaret Fullerton 1939