TY  - BOOK
AU  - Ranganathan S R
TI  - Documentation :  Genesis and development
T2  - Sarda Ranganathan endowment for library science series; 2
U1  - 2:97, L3-;4 
PY  - 1973///
CY  - Delhi
PB  - Ess Ess pub. India    
KW  - LIBRARY SCIENCE
ER  -