TY  - BOOK
AU  - McGrath, Mike
TI  -  Python in easy steps.
SN  - 9781840785968
AV  - QA76.P98 M395 
U1  - 005.133 
PY  - 2015///
CY  - United Kingdom
PB  - In Easy Steps Limited
N1  - Includes index (p.187-p.192)
ER  -