TY  - BOOK
AU  - Harvard University. Library.
TI  - Periodical classes; Classified listing by call number; alphabetical listing by title
T2  - Widener library shelflist
U1  - 050 
PY  - 1968///
CY  - Cambridge, Mass.
PB  - Harvard University Press
KW  - Publicaciones periódicas
KW  - Bibliografía
ER  -