TY  - BOOK
AU  - Kent, Allen [et.al]
TI  - Encyclopedia of library and information science : vol. 6: copying to departmental libraries
SN  - 9780824721063
U1  - 020.3 
PY  - 1971///
CY  - New York
PB  - Marcel Dekker
KW  - Library and Information Sciences
ER  -