TY  - BOOK
AU  - Barrows
TI  - Light Photometry and Illuminating Engineering
SN  - 0000000499
U1  - 535 
PY  - 1951///
CY  - New York
PB  - Mc Graw-Hill
KW  - Engineering  Illuminating  Light  Photometry
KW  - General
ER  -