TY  - BOOK
AU  - SANCHEZ Vegara Maria Isabel
TI  - Alan Turing
SN  - 9780711246775 (hbk) :
PY  - 2020///
CY  - London
PB  - Frances Lincoln Children's Books
KW  - ALAN TURING
KW  -  BIOGRAPHY
KW  -  MATHEMATICIANS
ER  -