TY  - GEN
AU  - DUCKWORTH, A.
TI  - Grit: The Power of Passion and Perseverance
SN  - 978-1-5011-4416-5
U1  - 158.1 DUC 
PY  - 2016///
CY  - New York, 
PB  - Scribner
ER  -