TY  - BOOK
AU  - Dahlberg, Ingetraut
TI  - Ontical structures and Universal classification
T2  - Sarada Ranganathan Endowment for Library Science Series
U1  - 025.42,D,Dah 
PY  - 1978///
CY  - Bangalore
PB  - Sarada Ranganathan Endowment for Library Science
ER  -