TY  - BOOK
AU  - Parrish, William
AU  - Mack,Marian
TI  - Date for X-ray analysis
U1  - 548.73 P249d2 
PY  - 1963///,
CY  - The Netherlands : 
PB  - N.V. Philips' Gloeilampenfabriecken,Eindhoven.
KW  - RAYOS X
KW  - ANALISIS POR EMISION DE RAYOS X
KW  - RADIACIÓN
ER  -