TY  - BOOK
AU  - Larsen,Egon
AU  - Green,Charles
TI  - Lasers work like this
T2  - The 'Science works like this' series
SN  - 460064150
U1  - 621.32/9 
PY  - 1969///]
CY  - New York
PB  - Roy Publishers
KW  - Lasers--Juvenile literature
KW  - Lasers
ER  -