TY  - BOOK
AU  - National Reprographic Centre For Documentation
ED  - National Reprographic Centre For Documentation
TI  - Holographic information storage and retrieval , by R Spencer
T2  - NRCD Publication; 3
U1  - 20bM1495, L56 
PY  - 1975///
CY  - Hatfield
PB  - NRCD       
KW  - LIBRARY SCIENCE
ER  -