TY  - BOOK
AU  - Mikhailov A I. ed
TI  - Research on the theoretical basis of information :  Colleciton of papers on effectiveness of scientific information activities
T2  - Problems of information science , FID; 527
U1  - 2:97z7, L6 (2) 
PY  - 1976///
CY  - Moscow
PB  - FID       
KW  - LIBRARY SCIENCE
ER  -