TY  - BOOK
T1  - Textbook of illuminating  engineering.(Intermediate grade).
A1  - Walsh, John W. T. (John William Tudor)
LA  - English
PP  - London
PB  - Sir Isaac Pitman & Sons, ltd.
YR  - 1947
UL  - http://vufind10-pruebas.sigbunlp.bibliotecas.unlp.edu.ar/Record/dfi.28883
OP  - 191
KW  - ILUMINACIÓN 
KW  - LUMINOTECNIA
ER  -