TY  - BOOK
T1  - Quality is free : the art of making quality certain
A1  - Crosby, Philip B
LA  - English
PP  - New York etc.
PB  - Penguin books
YR  - 1980
UL  - https://colectivo.uloyola.es/Record/L43684
OP  - 270
SN  - 0451625854
KW  - Control de calidad
ER  -