TY  - BOOK
AU  - Ranganathan S R
TI  - Prolegomena to library classification
T2  - Ranganathan series in library; 20
U1  - 2:51, G7; K7; 10 
PY  - 1967///
CY  - Bombay
PB  - Asia Publishing House     
KW  - LIBRARY SCIENCE
ER  -