TY  - GEN
AU  - Stevens,Robert D
TI  - The role of the Library of Congress in the international exchange of official publications: a brief history
PY  - 1953///
CY  - Washington
PB  - Library of Congress
KW  - Bibliotecas
KW  - Br
KW  - Estados Unidos
KW  - Bibliotecas especializadas
ER  -