Analise as instruções da Dewey Decimal Classification, 23rd...

027.4 *Public libraries

Class here public library branches

Class public library units for special groups and organizations in 027.6

[.409 3-.409 9] Specific continents, countries, localities

Do not use; class in 027.43-027.49

.42 *Library outreach programs

Class here library extension, the use of bookmobiles (mobile libraries) in public librarianship

[.420 93-·.420 99] Specific continents, countries, localities

Do not use; class in 027.43-027.49

.43-.49 *Specific continents, countries, localities

Add to base number 027.4 notation 3-9 from Table 2, e.g., public libraries in France 027.444

* Do not use notation 068 from Table 1; class in 025.19

Table 2

--815 1 Minas Gerais state.