TY  - BOOK
AU  - Collision, Robwrt L.
TI  - Bibliographies subeject and national: a guide to their contents,arrangement and use
U1  - 010 
PY  - 1951///
CY  - London
PB  - Crosby Lockwood and Son
KW  - Library Science
KW  - Library Information science
N1  - includes index
ER  -