TY  - BOOK
ED  - United States.
TI  - Protection against neutron radiation up to 30 million electron volts
AV  - QC100 .U565 no. 63
U1  - 539.7213 UNI 1967 
PY  - 1967///
CY  - Washington
PB  - [U. S. Govt. Print. Off.]
KW  - Radiation
KW  - Safety measures
ER  -